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Submission #954356

# Submission time Handle Problem Language Result Execution time Memory
954356 2024-03-27T16:33:51 Z GasmaskChan Bank (IZhO14_bank) C++17
71 / 100
 1000 ms 8500 KB 
#include <bits/stdc++.h>

using namespace std;
#define ll long long
#define MAX 21

int a[MAX], b[MAX];
vector<int> sum[MAX * 1000];

bitset<1 << MAX> f[MAX];
void dfs(int i, int mask, int &n)
{
    if (i == n)
    {
        cout << "YES\n";
        exit(0);
    }
    f[i][mask] = true;
    for (int other : sum[a[i + 1]])
        if ((mask & other) == 0 && !f[i + 1][other])

            dfs(i + 1, mask | other, n);
}

int32_t main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
//    freopen("test.in", "r", stdin); freopen("test.out", "w", stdout);
    int n, m;
    cin >> n >> m;
    for (int i = 1; i <= n; i++) cin >> a[i];
    for (int i = 0; i < m; i++) cin >> b[i];

    for (int s, mask = 0; mask < (1 << m); mask++)
    {
        s = 0;
        for (int j, cur = mask; cur; cur ^= -cur & cur)
        {
            j = __builtin_ctz(cur);
            s += b[j];
        }
        sum[s].push_back(mask);
    }

    dfs(0, 0, n);
    cout << "NO";
    return 0;
}

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 1 ms 860 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 2 ms 1112 KB Output is correct
5 Correct 16 ms 7256 KB Output is correct
6 Correct 1 ms 856 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 14 ms 6236 KB Output is correct
9 Correct 16 ms 6748 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 860 KB Output is correct
2 Correct 1 ms 860 KB Output is correct
3 Correct 1 ms 856 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 1 ms 860 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 2 ms 860 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 2 ms 860 KB Output is correct
3 Correct 2 ms 1116 KB Output is correct
4 Correct 1 ms 856 KB Output is correct
5 Correct 2 ms 860 KB Output is correct
6 Correct 2 ms 1112 KB Output is correct
7 Correct 2 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 2 ms 1112 KB Output is correct
11 Correct 1 ms 860 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 1 ms 860 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 2 ms 1112 KB Output is correct
5 Correct 16 ms 7256 KB Output is correct
6 Correct 1 ms 856 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 14 ms 6236 KB Output is correct
9 Correct 16 ms 6748 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 860 KB Output is correct
12 Correct 1 ms 856 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 860 KB Output is correct
18 Correct 1 ms 860 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 2 ms 860 KB Output is correct
22 Correct 2 ms 1116 KB Output is correct
23 Correct 1 ms 856 KB Output is correct
24 Correct 2 ms 860 KB Output is correct
25 Correct 2 ms 1112 KB Output is correct
26 Correct 2 ms 1116 KB Output is correct
27 Correct 1 ms 1116 KB Output is correct
28 Correct 1 ms 1116 KB Output is correct
29 Correct 2 ms 1112 KB Output is correct
30 Correct 1 ms 860 KB Output is correct
31 Correct 17 ms 7260 KB Output is correct
32 Correct 16 ms 6844 KB Output is correct
33 Correct 20 ms 6916 KB Output is correct
34 Correct 20 ms 7516 KB Output is correct
35 Correct 21 ms 8272 KB Output is correct
36 Correct 20 ms 8028 KB Output is correct
37 Correct 20 ms 8248 KB Output is correct
38 Correct 18 ms 8028 KB Output is correct
39 Correct 14 ms 5764 KB Output is correct
40 Correct 17 ms 7772 KB Output is correct
41 Correct 19 ms 7260 KB Output is correct
42 Correct 100 ms 6764 KB Output is correct
43 Correct 22 ms 8500 KB Output is correct
44 Correct 22 ms 8284 KB Output is correct
45 Correct 15 ms 7124 KB Output is correct
46 Correct 18 ms 8284 KB Output is correct
47 Correct 20 ms 7756 KB Output is correct
48 Correct 15 ms 6404 KB Output is correct
49 Correct 14 ms 6748 KB Output is correct
50 Correct 15 ms 5676 KB Output is correct
51 Correct 20 ms 6748 KB Output is correct
52 Correct 14 ms 5808 KB Output is correct
53 Correct 14 ms 5648 KB Output is correct
54 Correct 15 ms 5676 KB Output is correct
55 Correct 15 ms 5932 KB Output is correct
56 Correct 15 ms 6452 KB Output is correct
57 Execution timed out 1093 ms 6800 KB Time limit exceeded
58 Halted 0 ms 0 KB -