入门模拟——A1006 Sign in and Sign out (这个题可以巩固字符串之间赋值strcpy和清空memset的操作)

#include <bits/stdc++.h>
#include<math.h>
using namespace std;
const int MAX_LEN = 100005;
struct Person{
    char name[15];
    int HH;
    int MM;
    int SS;
    int HH1;
    int MM1;
    int SS1;
}early,lately;
int main(){
    early.HH = 24;
    early.MM = 0;
    early.SS = 0;
    lately.HH = 0;
    lately.MM = 0;
    lately.SS = 0;
    int n;
    cin>>n;
    for(int i=0;i<n;++i){
        Person temp;
        scanf("%s %d:%d:%d %d:%d:%d",temp.name,&temp.HH,&temp.MM,&temp.SS,&temp.HH1,&temp.MM1,&temp.SS1);
        if(temp.HH<early.HH || (temp.HH == early.HH && temp.MM<early.MM)||(temp.HH==early.HH && temp.MM == early.MM && temp.SS<early.SS)){
            early.HH = temp.HH;
            early.MM = temp.MM;
            early.SS = temp.SS;
            //early.name = temp.name;
            memset(early.name,'',sizeof(early.name));
            strcpy(early.name, temp.name);
        }
        if(temp.HH1>lately.HH || (temp.HH1 == lately.HH && temp.MM1>lately.MM)||(temp.HH1==lately.HH && temp.MM1 == lately.MM && temp.SS1>lately.SS)){
            lately.HH = temp.HH1;
            lately.MM = temp.MM1;
            lately.SS = temp.SS1;
            memset(lately.name,'',sizeof(lately.name));
            strcpy(lately.name,temp.name);
        }
    }
    cout<<early.name<<" "<<lately.name<<endl;
    system("pause");
    return 0;
}