/// In The Name Of God
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,sse3,sse4,popcnt,abm,mmx")
#include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define pp pop_back
#define mp make_pair
#define sz(x) (int)x.size()
#define sqr(x) ((x) * 1ll * (x))
#define all(x) x.begin(), x.end()
#define Kazakhstan ios_base :: sync_with_stdio(0), cin.tie(0), cout.tie(0);
#define nl '\n'
#define ioi exit(0);
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
const int N = (int)5e5 + 7, inf = (int)1e9 + 7, mod = (int)1e9 + 7;
const ll linf = (ll)1e18 + 7;
const int dx[] = {-1, 0, 1, 0, 1, -1, -1, 1}, dy[] = {0, 1, 0, -1, 1, -1, 1, -1};
using namespace std;
int n, m;
int a[N], b[N];
int sum[N];
void rec(int v = 1) {
if (v > m) {
for (int i = 1; i <= n; i++) {
if (sum[i] != a[i]) return;
}
cout << "YES";
ioi
}
rec(v + 1);
for (int i = 1; i <= n; i++) {
if (sum[i] + b[v] <= a[i]) {
sum[i] += b[v];
rec(v + 1);
sum[i] -= b[v];
}
}
}
int main() {
#ifdef IOI2018
freopen ("in.txt", "r", stdin);
#endif
Kazakhstan
cin >> n >> m;
for (int i = 1; i <= n; i++) {
cin >> a[i];
}
for (int i = 1; i <= m; i++) {
cin >> b[i];
}
rec();
cout << "NO";
ioi
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
452 KB |
Output is correct |
4 |
Correct |
2 ms |
468 KB |
Output is correct |
5 |
Correct |
2 ms |
544 KB |
Output is correct |
6 |
Correct |
2 ms |
560 KB |
Output is correct |
7 |
Correct |
2 ms |
560 KB |
Output is correct |
8 |
Correct |
2 ms |
560 KB |
Output is correct |
9 |
Correct |
6 ms |
560 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
560 KB |
Output is correct |
2 |
Correct |
2 ms |
620 KB |
Output is correct |
3 |
Correct |
2 ms |
620 KB |
Output is correct |
4 |
Correct |
2 ms |
636 KB |
Output is correct |
5 |
Correct |
2 ms |
636 KB |
Output is correct |
6 |
Correct |
2 ms |
636 KB |
Output is correct |
7 |
Correct |
3 ms |
636 KB |
Output is correct |
8 |
Correct |
8 ms |
636 KB |
Output is correct |
9 |
Correct |
3 ms |
636 KB |
Output is correct |
10 |
Correct |
9 ms |
660 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
1081 ms |
660 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
376 KB |
Output is correct |
3 |
Correct |
2 ms |
452 KB |
Output is correct |
4 |
Correct |
2 ms |
468 KB |
Output is correct |
5 |
Correct |
2 ms |
544 KB |
Output is correct |
6 |
Correct |
2 ms |
560 KB |
Output is correct |
7 |
Correct |
2 ms |
560 KB |
Output is correct |
8 |
Correct |
2 ms |
560 KB |
Output is correct |
9 |
Correct |
6 ms |
560 KB |
Output is correct |
10 |
Correct |
4 ms |
560 KB |
Output is correct |
11 |
Correct |
2 ms |
620 KB |
Output is correct |
12 |
Correct |
2 ms |
620 KB |
Output is correct |
13 |
Correct |
2 ms |
636 KB |
Output is correct |
14 |
Correct |
2 ms |
636 KB |
Output is correct |
15 |
Correct |
2 ms |
636 KB |
Output is correct |
16 |
Correct |
3 ms |
636 KB |
Output is correct |
17 |
Correct |
8 ms |
636 KB |
Output is correct |
18 |
Correct |
3 ms |
636 KB |
Output is correct |
19 |
Correct |
9 ms |
660 KB |
Output is correct |
20 |
Execution timed out |
1081 ms |
660 KB |
Time limit exceeded |
21 |
Halted |
0 ms |
0 KB |
- |