题解 | #开门人和关门人#
开门人和关门人
https://www.nowcoder.com/practice/a4b37b53a44d454ab0834e1517983215
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<algorithm>
using namespace std;
struct info
{
string id, enter_time, left_time;
info(string a, string b, string c)
{
id = a, enter_time = b, left_time = c;
}
};
bool cmp1(info a, info b)
{
return a.enter_time.compare(b.enter_time) < 0;
}
bool cmp2(info a, info b)
{
return a.left_time.compare(b.left_time) >0;
}
int main()
{
int M;
scanf("%d", &M);
vector<info>data_list;
while (M--)
{
string id, enter_time, left_time;
cin >> id >> enter_time >> left_time;
data_list.push_back(info(id, enter_time, left_time));
}
sort(data_list.begin(), data_list.end(), cmp1);
cout << data_list[0].id << " ";
sort(data_list.begin(), data_list.end(), cmp2);
cout << data_list[0].id;
}
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