整个结构就不对…压根就不用嵌套
by DeskalLorll @ 2016-12-17 21:17:21
```cpp
#include<iostream>
using namespace std;
int main()
{
int a,b,c,d,x,y;
cin>>a>>b>>c>>d;
x=a*60+b;
y=c*60+d;
cout<<(y-x)/60<<" "<<(y-x)%60<<endl;
return 0;
}
```
by cheliang @ 2016-12-27 21:53:02