#include<iostream>
#include<string>
using namespace std;
struct Clock{
char id[16];
string come;
string leave;
}temp,earlyest,latest;
int main() {
string early="00:00:00",late="23:59:59";
int n;
scanf("%d",&n);
for (int i=0;i<n;i++){
cin>>temp.id>>temp.come>>temp.leave;
if(temp.come<late)
{
late=temp.come;
earlyest=temp;
}
if(temp.leave>early)
{
early=temp.leave;
latest=temp;
}
}
cout<<earlyest.id<<latest.id;
return 0;
}
1006 Sign In and Sign Out (25 分) 用 string字符串 简化时间比较
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转载自blog.csdn.net/cw397265362/article/details/90083040
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