제출 #316988

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
316988		thecodingwizard	Untitled (POI11_imp)	C++11	81 / 100	3080 ms	34032 KiB

Main

#include <bits/stdc++.h>

using namespace std;

#define pb push_back

bool adj[3000][3000];
int deg[3000];

int main() {
    int n, m; cin >> n >> m;

    for (int i = 0; i < m; i++) {
        int a, b; cin >> a >> b; --a; --b;
        deg[a]++; deg[b]++;
        adj[a][b] = 1; adj[b][a] = 1;
    }

    vector<int> A;
    for (int i = 0; i < n; i++) {
        if (deg[i] >= n/3*2-1) {
            bool g = true;
            for (int x : A) {
                if (!adj[i][x]) g = false;
            }
            if (g) A.pb(i);
        }
        if ((int)A.size() == n/3) break;
    }

    if ((int)A.size() != n/3) {
        for (int v : A) deg[v] = -1;
        A.clear();
        for (int i = 0; i < n; i++) {
            if (deg[i] >= n/3*2-1) {
                bool g = true;
                for (int x : A) {
                    if (!adj[i][x]) g = false;
                }
                if (g) A.pb(i);
            }
            if ((int)A.size() == n/3) break;
        }
    }

    for (int x : A) cout << x+1 << " ";
    cout << endl;

    return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 9 / 9
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 9 / 9
• Subtask 8: 9 / 9
• Subtask 9: 9 / 9
• Subtask 10: 0 / 9
• Subtask 11: 0 / 10