Sorry, your browser is not supported. SDNUOJ requires Internet Explorer 8 or greater, please upgrade your browser!
评测信息
运行ID: 64025
Traceback (most recent call last):
File "src.py", line 67, in <module>
Nn()
File "src.py", line 26, in Nn
print(xx[i])
IndexError: list index out of range