#include <stdio.h>
int main ()
{
int a,b;
int c,d;
int e,f;
e=c-a;
f=d=b;
scanf("%d %d",&a,&b);
scanf("%d %d",&c,&d);
if (f<0){
f=f+60;
e--;
}
printf("%d %d",e,f);
return 0;
}
结果全是零
#include <stdio.h>
int main ()
{
int a,b;
int c,d;
int e,f;
e=c-a;
f=d=b;
scanf("%d %d",&a,&b);
scanf("%d %d",&c,&d);
if (f<0){
f=f+60;
e--;
}
printf("%d %d",e,f);
return 0;
}
结果全是零