Tulostaulu

#include <bits/stdc++.h>
#define all(v) (v).begin(), (v).end()
using namespace std;
int main() {
	int n, m, k;
	cin >> n >> m >> k;
	vector<string> names(n);
	for (auto &u: names) cin >> u;
	map<pair<string, char>, int> scores;
	map<string, int> ans;
	map<string, int> time;
	for (int i=0; i<m; i++) {
		string name;
		char problem;
		int score;
		cin >> name >> problem >> score;
		int prev = scores[{name, problem}];
		if (score>prev) {
			time[name] = i+1;
			scores[{name, problem}] = score;
		}
	}
	for (auto [p, x]: scores) {
	       ans[p.first] += x;
	}
	sort(all(names), [&](string l, string r) {
		if (ans[l]==ans[r]) {
			if (time[l]==time[r]) return l<r;
			return time[l]<time[r];
		}
		return ans[l]>ans[r];
	});
	for (auto s: names) {
		cout << s << ' ' << ans[s] << '\n';
	}
}

Test 1

Group: 1, 3

Verdict: ACCEPTED

Test 2

Group: 2, 3

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: ACCEPTED

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

Test 5

Group: 3

Verdict: ACCEPTED

Test 6

Group: 3

Verdict: ACCEPTED