Submission #316989

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
316989	2020-10-28T21:47:10 Z	thecodingwizard	Party (POI11_imp)	C++11	100 / 100	946 ms	41336 KB

#include <bits/stdc++.h>

using namespace std;

#define pb push_back

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

int main() {
    cin.tie(0)->sync_with_stdio(0);
    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
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	512 KB	Output is correct
3	Correct	1 ms	640 KB	Output is correct
4	Correct	1 ms	640 KB	Output is correct
5	Correct	1 ms	640 KB	Output is correct

Subtask #2
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	896 KB	Output is correct
2	Correct	16 ms	1792 KB	Output is correct
3	Correct	16 ms	1792 KB	Output is correct
4	Correct	16 ms	1792 KB	Output is correct
5	Correct	16 ms	1792 KB	Output is correct

Subtask #3
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	9 ms	1536 KB	Output is correct
2	Correct	68 ms	3320 KB	Output is correct
3	Correct	66 ms	3448 KB	Output is correct
4	Correct	62 ms	3328 KB	Output is correct
5	Correct	62 ms	3328 KB	Output is correct

Subtask #4
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	20 ms	2048 KB	Output is correct
2	Correct	161 ms	4784 KB	Output is correct
3	Correct	163 ms	4736 KB	Output is correct
4	Correct	162 ms	4736 KB	Output is correct
5	Correct	178 ms	4736 KB	Output is correct

Subtask #5
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	45 ms	2944 KB	Output is correct
2	Correct	263 ms	5752 KB	Output is correct
3	Correct	260 ms	5752 KB	Output is correct
4	Correct	250 ms	5632 KB	Output is correct
5	Correct	265 ms	5756 KB	Output is correct

Subtask #6
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	153 ms	4860 KB	Output is correct
2	Correct	387 ms	6236 KB	Output is correct
3	Correct	336 ms	6144 KB	Output is correct
4	Correct	343 ms	6272 KB	Output is correct
5	Correct	346 ms	6260 KB	Output is correct

Subtask #7
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	335 ms	6276 KB	Output is correct
2	Correct	504 ms	7160 KB	Output is correct
3	Correct	499 ms	7160 KB	Output is correct
4	Correct	497 ms	7160 KB	Output is correct
5	Correct	491 ms	7160 KB	Output is correct

Subtask #8
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	440 ms	7160 KB	Output is correct
2	Correct	615 ms	7928 KB	Output is correct
3	Correct	620 ms	7680 KB	Output is correct
4	Correct	607 ms	7680 KB	Output is correct
5	Correct	607 ms	7680 KB	Output is correct

Subtask #9
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	535 ms	7680 KB	Output is correct
2	Correct	720 ms	8320 KB	Output is correct
3	Correct	763 ms	8320 KB	Output is correct
4	Correct	757 ms	8320 KB	Output is correct
5	Correct	738 ms	8328 KB	Output is correct

Subtask #10
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	639 ms	8328 KB	Output is correct
2	Correct	870 ms	10744 KB	Output is correct
3	Correct	881 ms	38464 KB	Output is correct
4	Correct	896 ms	38520 KB	Output is correct
5	Correct	905 ms	38408 KB	Output is correct

Subtask #11
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	829 ms	9200 KB	Output is correct
2	Correct	939 ms	41336 KB	Output is correct
3	Correct	945 ms	40824 KB	Output is correct
4	Correct	937 ms	40956 KB	Output is correct
5	Correct	946 ms	40952 KB	Output is correct

Submission #316989

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