Submission #930826

#	Time	Username	Problem	Language	Result	Execution time	Memory
930826		vjudge1	Untitled (POI11_imp)	C++17	0 / 100	397 ms	55124 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
#define all(x) x.begin(), x.end()
#define INF 0x3f3f3f3f
#define INFLL (ll)0x3f3f3f3f3f3f3f3f
const int MOD = 1e9 + 7, SZ = 1e5 + 10;

const int MAXN = 3e3 + 10;

int32_t main(){
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int n, m;
    cin >> n >> m;
    int N = n;
    vector<vector<int>> vtx(n + 1);
    int A[n + 1] = {};
    while(m--){
        int u, v;
        cin >> u >> v;
        vtx[u].push_back(v);
        vtx[v].push_back(u);
    }
    // cout << endl;
    for(int i = 1; i <= n; i++){
        int con[n + 1] = {};
        for(int v : vtx[i]){
            con[v] = 1;
        }
        for(int j = 1; j <= n; j++){
            if(con[j] || j == i) continue;
            A[i] = A[j] = 1;
            break;
        }
    }
    cout << "ans: ";
    for(int i = 1; i <= n; i++){
        if(A[i] && N > n / 3){
            N--;
            continue;
        }
        cout << i << ' ';
    }
    cout << endl;
    return 0;
}
// by me

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