Traceback (most recent call last): File "src.py", line 12, in <module> ss = aa(num_1, num_2) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File 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line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File 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line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File 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a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File 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b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File 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line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File 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line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in 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b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return 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line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in 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a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 9, in aa return a * aa(a, b-1) File "src.py", line 6, in aa if b == 1: RecursionError: maximum recursion depth exceeded