Submission #370026

#	Time	Username	Problem	Language	Result	Execution time	Memory
370026		ijxjdjd	Teams (CEOI11_tea)	C++14	30 / 100	409 ms	74920 KiB

tea

#include <bits/stdc++.h>
#define FR(i, N) for (int i = 0; i < int(N); i++)
#define all(x) begin(x), end(x)

using namespace std;

using ll = long long;

int main() {
	cin.tie(0);
	cin.sync_with_stdio(0);
	int N;
	cin >> N;
	vector<pair<int, int>> vec;
	FR(i, N) {
        int a;
        cin >> a;
        vec.emplace_back(a, i);
	}
    sort(all(vec));
    vector<vector<int>> teams;
    for (int j = N-1; j >= 0;) {
        int k = vec[j].first;
        if (j >= k-1) {
            teams.push_back({});
            while (k--> 0) {
                teams.back().push_back(vec[j].second);
                j--;
            }
        }
        else {
            while (k-->0 && j >= 0) {
                int mn = 100000;
                int mnI = -1;
                for (int c = 0; c < teams.size(); c++) {
                    if (teams[c].size() < mn) {
                        mn = teams[c].size();
                        mnI = c;
                    }
                }
                teams[mnI].push_back(vec[j].second);
                j--;
            }
        }

    }
    cout << teams.size() << '\n';
    for (auto& a : teams) {
        cout << a.size() << " ";
        for (int j : a) {
            cout << j+1<< " ";
        }
        cout << '\n';
    }
	return 0;
}

Compilation message (stderr)

tea.cpp: In function 'int main()':
tea.cpp:35:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |                 for (int c = 0; c < teams.size(); c++) {
      |                                 ~~^~~~~~~~~~~~~~
tea.cpp:36:41: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |                     if (teams[c].size() < mn) {
      |                         ~~~~~~~~~~~~~~~~^~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 10 / 10
• Subtask 6: 0 / 10
• Subtask 7: 10 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10