Submission #1115374

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1115374	2024-11-20T12:00:23 Z	vjudge1	Bootfall (IZhO17_bootfall)	C++17	13 / 100	181 ms	8700 KB

bootfall

#include "bits/stdc++.h"

using namespace std;

int vis[700][3000];
int poss[5000];
int sm[3000];
int a[700];
int N;

void dfs(int skip, int u = -1, int d = 0) {
	if (-1 ^ u) {
		vis[u][d] = skip;
	}
	sm[d] = 1;
	for (int j = u + 1; j < N; j ++) {
		if (j ^ skip && skip != vis[j][d + a[j]]) {
			dfs(skip, j, d + a[j]);
		}
	}
}

void solve() {
	cin >> N;

	for (int i = 0; i < N; i ++) {
		cin >> a[i];
	}

	memset(vis, 0x3f, sizeof(vis));
	int f = 1;
	for (int i = 0; i <= N; i ++) {
		memset(sm, 0, sizeof(sm));
		int sum = 0;
		for (int j = 0; j < N; j ++) {
			if (i ^ j) {
				sum += a[j];
			}
		}
		dfs(i);
		if (N == i) {
			f = sm[sum / 2] && !(sum & 1);
			continue;
		}
		for (int j = 0; j < 3000; j ++) {
			if (sm[j] && j * 2 > sum ) {
				poss[j * 2 - sum] ++;
			}
		}
	}
	if (0 == f) {
		cout << 0 << endl;
		return;
	}
	vector<int> ans;
	for (int j = 1; j < 5000; j ++) {
		if (poss[j] == N) {
			ans.push_back(j);
		}
	}
	cout << ans.size() << endl;
	for (int i : ans) {
		cout << i << ' ';
	}
	cout << endl;
}

int main() {
	solve();
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8528 KB	Output is correct
2	Correct	3 ms	8700 KB	Output is correct
3	Correct	3 ms	8528 KB	Output is correct
4	Correct	3 ms	8536 KB	Output is correct
5	Correct	3 ms	8528 KB	Output is correct
6	Correct	3 ms	8528 KB	Output is correct
7	Correct	3 ms	8528 KB	Output is correct
8	Correct	3 ms	8528 KB	Output is correct
9	Correct	3 ms	8696 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8528 KB	Output is correct
2	Correct	3 ms	8700 KB	Output is correct
3	Correct	3 ms	8528 KB	Output is correct
4	Correct	3 ms	8536 KB	Output is correct
5	Correct	3 ms	8528 KB	Output is correct
6	Correct	3 ms	8528 KB	Output is correct
7	Correct	3 ms	8528 KB	Output is correct
8	Correct	3 ms	8528 KB	Output is correct
9	Correct	3 ms	8696 KB	Output is correct
10	Correct	4 ms	8528 KB	Output is correct
11	Correct	5 ms	8528 KB	Output is correct
12	Correct	4 ms	8528 KB	Output is correct
13	Correct	5 ms	8528 KB	Output is correct
14	Correct	5 ms	8528 KB	Output is correct
15	Correct	4 ms	8528 KB	Output is correct
16	Correct	5 ms	8696 KB	Output is correct
17	Correct	4 ms	8528 KB	Output is correct
18	Correct	5 ms	8528 KB	Output is correct
19	Correct	4 ms	8528 KB	Output is correct
20	Correct	4 ms	8528 KB	Output is correct

Subtask #3
0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8528 KB	Output is correct
2	Correct	3 ms	8700 KB	Output is correct
3	Correct	3 ms	8528 KB	Output is correct
4	Correct	3 ms	8536 KB	Output is correct
5	Correct	3 ms	8528 KB	Output is correct
6	Correct	3 ms	8528 KB	Output is correct
7	Correct	3 ms	8528 KB	Output is correct
8	Correct	3 ms	8528 KB	Output is correct
9	Correct	3 ms	8696 KB	Output is correct
10	Correct	4 ms	8528 KB	Output is correct
11	Correct	5 ms	8528 KB	Output is correct
12	Correct	4 ms	8528 KB	Output is correct
13	Correct	5 ms	8528 KB	Output is correct
14	Correct	5 ms	8528 KB	Output is correct
15	Correct	4 ms	8528 KB	Output is correct
16	Correct	5 ms	8696 KB	Output is correct
17	Correct	4 ms	8528 KB	Output is correct
18	Correct	5 ms	8528 KB	Output is correct
19	Correct	4 ms	8528 KB	Output is correct
20	Correct	4 ms	8528 KB	Output is correct
21	Incorrect	181 ms	8528 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #4
0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8528 KB	Output is correct
2	Correct	3 ms	8700 KB	Output is correct
3	Correct	3 ms	8528 KB	Output is correct
4	Correct	3 ms	8536 KB	Output is correct
5	Correct	3 ms	8528 KB	Output is correct
6	Correct	3 ms	8528 KB	Output is correct
7	Correct	3 ms	8528 KB	Output is correct
8	Correct	3 ms	8528 KB	Output is correct
9	Correct	3 ms	8696 KB	Output is correct
10	Correct	4 ms	8528 KB	Output is correct
11	Correct	5 ms	8528 KB	Output is correct
12	Correct	4 ms	8528 KB	Output is correct
13	Correct	5 ms	8528 KB	Output is correct
14	Correct	5 ms	8528 KB	Output is correct
15	Correct	4 ms	8528 KB	Output is correct
16	Correct	5 ms	8696 KB	Output is correct
17	Correct	4 ms	8528 KB	Output is correct
18	Correct	5 ms	8528 KB	Output is correct
19	Correct	4 ms	8528 KB	Output is correct
20	Correct	4 ms	8528 KB	Output is correct
21	Incorrect	181 ms	8528 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8528 KB	Output is correct
2	Correct	3 ms	8700 KB	Output is correct
3	Correct	3 ms	8528 KB	Output is correct
4	Correct	3 ms	8536 KB	Output is correct
5	Correct	3 ms	8528 KB	Output is correct
6	Correct	3 ms	8528 KB	Output is correct
7	Correct	3 ms	8528 KB	Output is correct
8	Correct	3 ms	8528 KB	Output is correct
9	Correct	3 ms	8696 KB	Output is correct
10	Correct	4 ms	8528 KB	Output is correct
11	Correct	5 ms	8528 KB	Output is correct
12	Correct	4 ms	8528 KB	Output is correct
13	Correct	5 ms	8528 KB	Output is correct
14	Correct	5 ms	8528 KB	Output is correct
15	Correct	4 ms	8528 KB	Output is correct
16	Correct	5 ms	8696 KB	Output is correct
17	Correct	4 ms	8528 KB	Output is correct
18	Correct	5 ms	8528 KB	Output is correct
19	Correct	4 ms	8528 KB	Output is correct
20	Correct	4 ms	8528 KB	Output is correct
21	Incorrect	181 ms	8528 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	8528 KB	Output is correct
2	Correct	3 ms	8700 KB	Output is correct
3	Correct	3 ms	8528 KB	Output is correct
4	Correct	3 ms	8536 KB	Output is correct
5	Correct	3 ms	8528 KB	Output is correct
6	Correct	3 ms	8528 KB	Output is correct
7	Correct	3 ms	8528 KB	Output is correct
8	Correct	3 ms	8528 KB	Output is correct
9	Correct	3 ms	8696 KB	Output is correct
10	Correct	4 ms	8528 KB	Output is correct
11	Correct	5 ms	8528 KB	Output is correct
12	Correct	4 ms	8528 KB	Output is correct
13	Correct	5 ms	8528 KB	Output is correct
14	Correct	5 ms	8528 KB	Output is correct
15	Correct	4 ms	8528 KB	Output is correct
16	Correct	5 ms	8696 KB	Output is correct
17	Correct	4 ms	8528 KB	Output is correct
18	Correct	5 ms	8528 KB	Output is correct
19	Correct	4 ms	8528 KB	Output is correct
20	Correct	4 ms	8528 KB	Output is correct
21	Incorrect	181 ms	8528 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Submission #1115374

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 0 / 15.0

Subtask #4 0 / 16.0

Subtask #5 0 / 21.0

Subtask #6 0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
0 / 15.0

Subtask #4
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0