#include <bits/stdc++.h>
using namespace std;
#define int long long
#define MAX 20
int a[MAX], b[MAX], f[1 << MAX], l[1 << MAX];
int32_t main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
// freopen("test.inp", "r", stdin); freopen("test.out", "w", stdout);
int n, m;
cin >> n >> m;
for (int i = 0; i < n; i++) cin >> a[i];
for (int i = 0; i < m; i++) cin >> b[i];
memset(f, -1, sizeof f);
f[0] = 0;
for (int mask = 0; mask < (1 << m); mask++) {
for (int j, cur = mask; cur; cur ^= -cur & cur) {
j = __builtin_ctz(cur);
if (f[mask ^ (1 << j)] == -1) continue;
int newleft = l[mask ^ (1 << j)] + b[j];
if (newleft == a[f[mask ^ (1 << j)]]) {
f[mask] = f[mask ^ (1 << j)] + 1;
l[mask] = 0;
}
else if (newleft < a[f[mask ^ (1 << j)]]) {
f[mask] = f[mask ^ (1 << j)];
l[mask] = newleft;
}
}
if (f[mask] == n) return cout << "YES", 0;
}
cout << "NO";
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10444 KB |
Output is correct |
| 3 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 4 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 5 |
Correct |
13 ms |
12600 KB |
Output is correct |
| 6 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 7 |
Correct |
2 ms |
10456 KB |
Output is correct |
| 8 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 9 |
Correct |
74 ms |
16844 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10464 KB |
Output is correct |
| 3 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 4 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 5 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 6 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 7 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 8 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 9 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 10 |
Correct |
2 ms |
10584 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 3 |
Correct |
2 ms |
10584 KB |
Output is correct |
| 4 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 5 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 6 |
Correct |
2 ms |
10428 KB |
Output is correct |
| 7 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 8 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 9 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 10 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 11 |
Correct |
2 ms |
10588 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10444 KB |
Output is correct |
| 3 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 4 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 5 |
Correct |
13 ms |
12600 KB |
Output is correct |
| 6 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 7 |
Correct |
2 ms |
10456 KB |
Output is correct |
| 8 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 9 |
Correct |
74 ms |
16844 KB |
Output is correct |
| 10 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 11 |
Correct |
2 ms |
10464 KB |
Output is correct |
| 12 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 13 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 14 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 15 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 16 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 17 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 18 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 19 |
Correct |
2 ms |
10584 KB |
Output is correct |
| 20 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 21 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 22 |
Correct |
2 ms |
10584 KB |
Output is correct |
| 23 |
Correct |
2 ms |
10328 KB |
Output is correct |
| 24 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 25 |
Correct |
2 ms |
10428 KB |
Output is correct |
| 26 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 27 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 28 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 29 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 30 |
Correct |
2 ms |
10588 KB |
Output is correct |
| 31 |
Correct |
64 ms |
16724 KB |
Output is correct |
| 32 |
Correct |
71 ms |
16600 KB |
Output is correct |
| 33 |
Correct |
26 ms |
16732 KB |
Output is correct |
| 34 |
Correct |
17 ms |
16792 KB |
Output is correct |
| 35 |
Correct |
14 ms |
16728 KB |
Output is correct |
| 36 |
Correct |
14 ms |
16708 KB |
Output is correct |
| 37 |
Correct |
14 ms |
16728 KB |
Output is correct |
| 38 |
Correct |
13 ms |
12584 KB |
Output is correct |
| 39 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 40 |
Correct |
12 ms |
16728 KB |
Output is correct |
| 41 |
Correct |
12 ms |
16476 KB |
Output is correct |
| 42 |
Correct |
55 ms |
16864 KB |
Output is correct |
| 43 |
Correct |
15 ms |
16728 KB |
Output is correct |
| 44 |
Correct |
12 ms |
14428 KB |
Output is correct |
| 45 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 46 |
Correct |
38 ms |
16868 KB |
Output is correct |
| 47 |
Correct |
13 ms |
16476 KB |
Output is correct |
| 48 |
Correct |
2 ms |
10332 KB |
Output is correct |
| 49 |
Correct |
14 ms |
16704 KB |
Output is correct |
| 50 |
Correct |
63 ms |
16872 KB |
Output is correct |
| 51 |
Correct |
14 ms |
16732 KB |
Output is correct |
| 52 |
Correct |
15 ms |
16728 KB |
Output is correct |
| 53 |
Correct |
67 ms |
16852 KB |
Output is correct |
| 54 |
Correct |
72 ms |
16724 KB |
Output is correct |
| 55 |
Correct |
70 ms |
16848 KB |
Output is correct |
| 56 |
Correct |
65 ms |
16728 KB |
Output is correct |
| 57 |
Correct |
69 ms |
16724 KB |
Output is correct |
| 58 |
Correct |
68 ms |
16852 KB |
Output is correct |
