#include "bits/stdc++.h"
using namespace std;
#define endl '\n'
#define debug(x) cerr << #x << " == " << (x) << '\n';
#define all(x) begin(x), end(x)
using ll = long long;
const int INF = 0x3f3f3f3f;
const ll LINF = 0x3f3f3f3f3f3f3f3fLL;
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
int N, M;
cin >> N >> M;
vector<int> a(N), b(M);
for (auto& x : a) cin >> x;
for (auto& x : b) cin >> x;
partial_sum(all(a), begin(a));
string ans = "NO";
vector<int> dp(1 << M), sum(1 << M);
for (int j = 0; j < M; ++j) sum[1 << j] = b[j];
for (int mask = 0; mask < (1 << M); ++mask) {
int lsb = mask & -mask;
sum[mask] = sum[mask ^ lsb] + sum[lsb];
if (dp[mask] == N) {
ans = "YES";
break;
}
for (int j = 0; j < M; ++j) {
int nmask = mask | 1 << j, nsum = sum[mask] + b[j];
if ((mask >> j & 1) == 0 && nsum <= a[dp[mask]]) {
dp[nmask] = dp[mask] + (nsum == a[dp[mask]] ? 1 : 0);
}
}
}
cout << ans << endl;
exit(0);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
460 KB |
Output is correct |
| 5 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
5 ms |
8524 KB |
Output is correct |
| 9 |
Correct |
85 ms |
8524 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
332 KB |
Output is correct |
| 2 |
Correct |
2 ms |
440 KB |
Output is correct |
| 3 |
Correct |
2 ms |
332 KB |
Output is correct |
| 4 |
Correct |
2 ms |
332 KB |
Output is correct |
| 5 |
Correct |
2 ms |
332 KB |
Output is correct |
| 6 |
Correct |
2 ms |
332 KB |
Output is correct |
| 7 |
Correct |
2 ms |
332 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
2 ms |
332 KB |
Output is correct |
| 10 |
Correct |
2 ms |
332 KB |
Output is correct |
| 11 |
Correct |
2 ms |
332 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
460 KB |
Output is correct |
| 5 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
332 KB |
Output is correct |
| 8 |
Correct |
5 ms |
8524 KB |
Output is correct |
| 9 |
Correct |
85 ms |
8524 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
1 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
1 ms |
204 KB |
Output is correct |
| 17 |
Correct |
1 ms |
204 KB |
Output is correct |
| 18 |
Correct |
1 ms |
204 KB |
Output is correct |
| 19 |
Correct |
1 ms |
204 KB |
Output is correct |
| 20 |
Correct |
2 ms |
332 KB |
Output is correct |
| 21 |
Correct |
2 ms |
440 KB |
Output is correct |
| 22 |
Correct |
2 ms |
332 KB |
Output is correct |
| 23 |
Correct |
2 ms |
332 KB |
Output is correct |
| 24 |
Correct |
2 ms |
332 KB |
Output is correct |
| 25 |
Correct |
2 ms |
332 KB |
Output is correct |
| 26 |
Correct |
2 ms |
332 KB |
Output is correct |
| 27 |
Correct |
1 ms |
332 KB |
Output is correct |
| 28 |
Correct |
2 ms |
332 KB |
Output is correct |
| 29 |
Correct |
2 ms |
332 KB |
Output is correct |
| 30 |
Correct |
2 ms |
332 KB |
Output is correct |
| 31 |
Correct |
92 ms |
8516 KB |
Output is correct |
| 32 |
Correct |
105 ms |
8624 KB |
Output is correct |
| 33 |
Correct |
71 ms |
8524 KB |
Output is correct |
| 34 |
Correct |
68 ms |
8524 KB |
Output is correct |
| 35 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 36 |
Correct |
68 ms |
8524 KB |
Output is correct |
| 37 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 38 |
Correct |
66 ms |
8524 KB |
Output is correct |
| 39 |
Correct |
4 ms |
8412 KB |
Output is correct |
| 40 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 41 |
Correct |
68 ms |
8524 KB |
Output is correct |
| 42 |
Correct |
96 ms |
8524 KB |
Output is correct |
| 43 |
Correct |
68 ms |
8528 KB |
Output is correct |
| 44 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 45 |
Correct |
5 ms |
8524 KB |
Output is correct |
| 46 |
Correct |
81 ms |
8644 KB |
Output is correct |
| 47 |
Correct |
66 ms |
8524 KB |
Output is correct |
| 48 |
Correct |
5 ms |
8524 KB |
Output is correct |
| 49 |
Correct |
67 ms |
8524 KB |
Output is correct |
| 50 |
Correct |
81 ms |
8524 KB |
Output is correct |
| 51 |
Correct |
69 ms |
8524 KB |
Output is correct |
| 52 |
Correct |
68 ms |
8524 KB |
Output is correct |
| 53 |
Correct |
101 ms |
8524 KB |
Output is correct |
| 54 |
Correct |
86 ms |
8524 KB |
Output is correct |
| 55 |
Correct |
78 ms |
8524 KB |
Output is correct |
| 56 |
Correct |
84 ms |
8524 KB |
Output is correct |
| 57 |
Correct |
83 ms |
8644 KB |
Output is correct |
| 58 |
Correct |
84 ms |
8524 KB |
Output is correct |
