/in/foo.c:1:1: warning: data definition has no type or storage class
    1 | n,h = map(int,input().split())
      | ^
/in/foo.c:1:1: warning: type defaults to 'int' in declaration of 'n' [-Wimplicit-int]
/in/foo.c:1:3: warning: type defaults to 'int' in declaration of 'h' [-Wimplicit-int]
    1 | n,h = map(int,input().split())
      |   ^
/in/foo.c:1:7: warning: implicit declaration of function 'map' [-Wimplicit-function-declaration]
    1 | n,h = map(int,input().split())
      |       ^~~
/in/foo.c:1:11: error: expected expression before 'int'
    1 | n,h = map(int,input().split())
      |           ^~~
/in/foo.c:2:1: error: expected ',' or ';' before 'sum'
    2 | sum = 0
      | ^~~