src.c:1:10: error: empty character constant
x=(input(''))
^
src.c:1:3: error: initializer element is not constant
x=(input(''))
^
src.c:2:1: error: expected ',' or ';' before 'y'
y=(input(''))
^
src.c:2:10: error: empty character constant
y=(input(''))
^
src.c:3:10: error: empty character constant
z=(input(''))
^