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Submission #954355

# Submission time Handle Problem Language Result Execution time Memory
954355 2024-03-27T16:32:56 Z GasmaskChan Bank (IZhO14_bank) C++17
71 / 100
 1000 ms 38928 KB 
#include <bits/stdc++.h>

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

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

bool f[MAX][1 << 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 2 ms 2648 KB Output is correct
2 Correct 2 ms 2628 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 3160 KB Output is correct
5 Correct 22 ms 15240 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 18 ms 13544 KB Output is correct
9 Correct 17 ms 14168 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2648 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2860 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 2 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 1 ms 2652 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2908 KB Output is correct
2 Correct 2 ms 2908 KB Output is correct
3 Correct 2 ms 3164 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 1 ms 2908 KB Output is correct
6 Correct 3 ms 2908 KB Output is correct
7 Correct 2 ms 2904 KB Output is correct
8 Correct 2 ms 2908 KB Output is correct
9 Correct 2 ms 2908 KB Output is correct
10 Correct 2 ms 2908 KB Output is correct
11 Correct 1 ms 2908 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2648 KB Output is correct
2 Correct 2 ms 2628 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 3160 KB Output is correct
5 Correct 22 ms 15240 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 18 ms 13544 KB Output is correct
9 Correct 17 ms 14168 KB Output is correct
10 Correct 1 ms 2648 KB Output is correct
11 Correct 1 ms 2648 KB Output is correct
12 Correct 1 ms 2652 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2860 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 2 ms 2652 KB Output is correct
17 Correct 2 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 2 ms 2908 KB Output is correct
21 Correct 2 ms 2908 KB Output is correct
22 Correct 2 ms 3164 KB Output is correct
23 Correct 1 ms 2904 KB Output is correct
24 Correct 1 ms 2908 KB Output is correct
25 Correct 3 ms 2908 KB Output is correct
26 Correct 2 ms 2904 KB Output is correct
27 Correct 2 ms 2908 KB Output is correct
28 Correct 2 ms 2908 KB Output is correct
29 Correct 2 ms 2908 KB Output is correct
30 Correct 1 ms 2908 KB Output is correct
31 Correct 20 ms 14684 KB Output is correct
32 Correct 18 ms 14428 KB Output is correct
33 Correct 20 ms 14684 KB Output is correct
34 Correct 24 ms 21444 KB Output is correct
35 Correct 27 ms 27480 KB Output is correct
36 Correct 34 ms 38928 KB Output is correct
37 Correct 25 ms 16976 KB Output is correct
38 Correct 22 ms 16468 KB Output is correct
39 Correct 20 ms 12316 KB Output is correct
40 Correct 20 ms 15452 KB Output is correct
41 Correct 22 ms 17400 KB Output is correct
42 Correct 95 ms 18260 KB Output is correct
43 Correct 21 ms 22616 KB Output is correct
44 Correct 27 ms 16980 KB Output is correct
45 Correct 19 ms 14428 KB Output is correct
46 Correct 26 ms 18268 KB Output is correct
47 Correct 27 ms 32340 KB Output is correct
48 Correct 17 ms 13660 KB Output is correct
49 Correct 17 ms 14168 KB Output is correct
50 Correct 19 ms 14472 KB Output is correct
51 Correct 24 ms 20156 KB Output is correct
52 Correct 17 ms 14068 KB Output is correct
53 Correct 17 ms 12548 KB Output is correct
54 Correct 18 ms 14472 KB Output is correct
55 Correct 18 ms 14344 KB Output is correct
56 Correct 20 ms 14860 KB Output is correct
57 Execution timed out 1053 ms 18220 KB Time limit exceeded
58 Halted 0 ms 0 KB -