1006. Sign In and Sign Out (25)

来源：互联网发布：惊艳的句子知乎编辑：程序博客网时间：2024/04/29 21:06
#include<iostream>#include<string>#include<fstream>#include<vector>using namespace std;struct record{    string name;    int sign_in;    int sign_out;};vector<record>records;//time:HH:MM:SSint get_time(const string &time){    int t=0;    size_t l=0,n=2;    string hh=time.substr(l,n);//之前忘了这个n表示长度，开始一直当做下标了，蛋疼    l=3;    string mm=time.substr(l,n);    l=6;    string ss=time.substr(l,n);    cout<<"hh: "<<hh<<" mm: "<<mm<<" ss: "<<ss<<endl;    t=3600*atoi(hh.c_str())+60*atoi(mm.c_str())+atoi(ss.c_str());    return t;}int main(){    ifstream cin("data.txt");//一定要及得删除啊亲     int m=0;//record number    string in="",out="";    cin>>m;    records.resize(m);    while(m--){        record rd;        cin>>rd.name>>in>>out;             rd.sign_in=get_time(in);        rd.sign_out=get_time(out);        records.push_back(rd);    }         size_t in_index=0,out_index=0;//开门关门用户所在记录的index     for(size_t i=1;i<records.size();++i){        if(records[i].sign_in<records[in_index].sign_in){            in_index=i;        }         if(records[i].sign_out>records[out_index].sign_out){            out_index=i;        }    }    cout<<records[in_index].name<<" "<<records[out_index].name<<"\n";    system("pause");    }
0 0