Submission #1005486

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1005486	2024-06-22T13:45:05 Z	vjudge1	Party (POI11_imp)	C++17	100 / 100	672 ms	50344 KB

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#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
int erased[3000],f[3001][3001];
vector <int> v[3001];
signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n,m;
    cin>>n>>m;
    for(int i=0;i<m;i++){
        int a,b;
        cin>>a>>b;
        f[a][b]=f[b][a]=1;
    }
    for(int i=1;i<=n;i++) for(int j=1;j<=n;j++) if(i!=j&&f[i][j]==0) v[i].push_back(j);
    int cnt=0;
    for(int i=1;i<=n&&cnt<n/3;i++){
        if(erased[i]==1) continue;
        for(int j:v[i]){
            if(erased[j]==0){
                cnt++;
                erased[j]=1;
                erased[i]=1;
                break;
            }
        }
    }
    cnt=0;
    for(int i=1;i<=n&&cnt<n/3;i++){
        if(erased[i]==0){
            cout<<i<<" ";
            cnt++;
        }
    }
    return 0;
}

Subtask #1
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2392 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct

Subtask #2
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	4700 KB	Output is correct
2	Correct	9 ms	7004 KB	Output is correct
3	Correct	9 ms	7004 KB	Output is correct
4	Correct	9 ms	7004 KB	Output is correct
5	Correct	9 ms	7004 KB	Output is correct

Subtask #3
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	7000 KB	Output is correct
2	Correct	36 ms	14164 KB	Output is correct
3	Correct	36 ms	14160 KB	Output is correct
4	Correct	37 ms	14164 KB	Output is correct
5	Correct	35 ms	14192 KB	Output is correct

Subtask #4
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	13 ms	9308 KB	Output is correct
2	Correct	85 ms	21372 KB	Output is correct
3	Correct	85 ms	21376 KB	Output is correct
4	Correct	84 ms	21328 KB	Output is correct
5	Correct	88 ms	21328 KB	Output is correct

Subtask #5
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	28 ms	14416 KB	Output is correct
2	Correct	136 ms	28048 KB	Output is correct
3	Correct	128 ms	27988 KB	Output is correct
4	Correct	136 ms	28068 KB	Output is correct
5	Correct	162 ms	27984 KB	Output is correct

Subtask #6
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	82 ms	22612 KB	Output is correct
2	Correct	173 ms	30620 KB	Output is correct
3	Correct	155 ms	30544 KB	Output is correct
4	Correct	148 ms	30548 KB	Output is correct
5	Correct	147 ms	30612 KB	Output is correct

Subtask #7
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	138 ms	32664 KB	Output is correct
2	Correct	288 ms	35412 KB	Output is correct
3	Correct	259 ms	35488 KB	Output is correct
4	Correct	278 ms	35412 KB	Output is correct
5	Correct	318 ms	35408 KB	Output is correct

Subtask #8
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	265 ms	38324 KB	Output is correct
2	Correct	372 ms	38052 KB	Output is correct
3	Correct	386 ms	38048 KB	Output is correct
4	Correct	406 ms	38228 KB	Output is correct
5	Correct	427 ms	38056 KB	Output is correct

Subtask #9
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	345 ms	43172 KB	Output is correct
2	Correct	467 ms	40616 KB	Output is correct
3	Correct	477 ms	40632 KB	Output is correct
4	Correct	535 ms	40620 KB	Output is correct
5	Correct	522 ms	40784 KB	Output is correct

Subtask #10
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	445 ms	46520 KB	Output is correct
2	Correct	557 ms	43344 KB	Output is correct
3	Correct	672 ms	43436 KB	Output is correct
4	Correct	644 ms	43340 KB	Output is correct
5	Correct	621 ms	43344 KB	Output is correct

Subtask #11
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	628 ms	50344 KB	Output is correct
2	Correct	628 ms	44628 KB	Output is correct
3	Correct	615 ms	44624 KB	Output is correct
4	Correct	661 ms	44456 KB	Output is correct
5	Correct	648 ms	44624 KB	Output is correct

Submission #1005486

Compilation message