题解 | #成绩排序#

#include <functional>
#include <iostream>
#include <map>
#include <vector>
#include <string>
using namespace std;

int main() {
    int n, mode;
    cin >> n >> mode;
    if (mode == 0) {
        map<int, vector<string>, greater<>> map;
        for (int i = 0; i < n; i++) {
            string name;
            int score;
            cin >> name >> score;
            map[score].push_back(name);
        }
        for (auto it = map.begin(); it != map.end(); it++) {
            for (int i = 0; i < it->second.size(); i++) {
                cout << it->second[i] << ' ' << it->first << endl;
            }
        }
    } else {
        map<int, vector<string>, less<>> map;
        for (int i = 0; i < n; i++) {
            string name;
            int score;
            cin >> name >> score;
            map[score].push_back(name);
        }
        for (auto it = map.begin(); it != map.end(); it++) {
            for (int i = 0; i < it->second.size(); i++) {
                cout << it->second[i] << ' ' << it->first << endl;
            }
        }
    }
    return 0;
}
// 64 位输出请用 printf("%lld")

使用map存储分数和对应姓名。