/in/foo.c:1:1: warning: data definition has no type or storage class
apple = list(map(int,input().split()))
^~~~~
/in/foo.c:1:1: warning: type defaults to 'int' in declaration of 'apple' [-Wimplicit-int]
/in/foo.c:1:9: warning: implicit declaration of function 'list' [-Wimplicit-function-declaration]
apple = list(map(int,input().split()))
^~~~
/in/foo.c:1:14: warning: implicit declaration of function 'map' [-Wimplicit-function-declaration]
apple = list(map(int,input().split()))
^~~
/in/foo.c:1:18: error: expected expression before 'int'
apple = list(map(int,input().split()))
^~~
/in/foo.c:2:1: error: expected ',' or ';' before 're_num'
re_num = 10*apple[1]/(apple[0]+apple[1])
^~~~~~