Submission #926593

#	Time	Username	Problem	Language	Result	Execution time	Memory
926593		vjudge1	Untitled (POI11_imp)	C++17	100 / 100	490 ms	41116 KiB

Main

#include <bits/stdc++.h>
#include <fstream>
#define endl '\n'
#define mod 998244353
#define INF 1000000000
#define INF2 2000000000000000000
//#define ll long long
///#define cin fin
///#define cout fout
using namespace std;
double const EPS = 1e-14;
///ofstream fout("herding.out");
///ifstream fin("herding.in");

int main()
{
    ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
    int n, m; cin >> n >> m;
    bool ok[n+1][n+1] = {};
    bool check[n+1] = {};
    for(int i = 0; i < m; i++) {
        int a, b; cin >> a >> b;
        ok[a][b] = 1; ok[b][a] = 1;
    } 
    int sum = 0;
    for(int i = 1; i <= n; i++) {
        if(check[i] == 1) continue;
        for(int j = 1; j <= n; j++) {
            if(i == j) continue;
            if(check[j] == 1) continue;
            if(ok[i][j] == 0) {
                check[i] = 1;
                check[j] = 1;
                sum++;
                break;
            }
        }
        if(sum == n/3) break;
    } int cnt = 0;
    for(int i = 1; i <= n; i++) {
        if(check[i] == 0) {
            cout << i << ' ';
            cnt++;
        }
        if(cnt == n/3) break;
    }
    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: 9 / 9
• Subtask 11: 10 / 10