# |
제출 시각 |
아이디 |
문제 |
언어 |
결과 |
실행 시간 |
메모리 |
580263 |
2022-06-20T21:28:25 Z |
Neos |
은행 (IZhO14_bank) |
C++14 |
|
243 ms |
15916 KB |
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;
using ii = pair<ll, ll>;
#define fastIO ios::sync_with_stdio(0); cin.tie(0);
#define fi first
#define se second
#define pb push_back
#define numBit(x) (__builtin_popcountll(1ll * (x)))
#define getBit(x, i) ((x) >> (i) & 1)
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
template<class X, class Y>
bool minimize(X &x, const Y &y) {
X eps = 1e-9;
if (x > y + eps) {
x = y;
return true;
} else return false;
}
template<class X, class Y>
bool maximize(X &x, const Y &y) {
X eps = 1e-9;
if (x + eps < y) {
x = y;
return true;
} else return false;
}
const int N = 20 + 7, M = 2e4 + 7, oo = 1e9 + 7, MOD = 1e9 + 7;
int n, m, a[N], b[N];
pair<bool, int> f[1 << 20];
vector<int> num[M];
int main() {
fastIO;
if (fopen("test.inp", "r"))
freopen("test.inp", "r", stdin),
freopen("test.out", "w", stdout);
cin >> n >> m;
for (int i = 0; i < n; i++) cin >> a[i];
for (int i = 0; i < m; i++) cin >> b[i];
for (int i = 0; i < (1 << m); i++) {
int sum = 0;
for (int j = 0; j < m; j++)
if (getBit(i, j)) sum += b[j];
num[sum].pb(i);
}
for (int i = 0; i < (1 << n); i++) f[i] = {0, -1};
f[0] = {0, 0};
for (int mask = 0; mask < (1 << n); mask++) if (!f[mask].fi)
for (int i = 0; i < n; i++) if (getBit(mask, i) && f[mask ^ (1 << i)].se != -1) {
int cur = ((1 << m) - 1) ^ f[mask ^ (1 << i)].se;
for (int x: num[a[i]]) if ((cur & x) == x) {
f[mask] = {1, x | f[mask ^ (1 << i)].se};
break;
}
}
cout << (f[(1 << n) - 1].fi ? "YES" : "NO");
}
Compilation message
bank.cpp: In function 'int main()':
bank.cpp:44:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
44 | freopen("test.inp", "r", stdin),
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bank.cpp:45:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
45 | freopen("test.out", "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
3 ms |
980 KB |
Output is correct |
5 |
Correct |
73 ms |
7108 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
72 ms |
6300 KB |
Output is correct |
9 |
Correct |
76 ms |
6608 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
1 ms |
724 KB |
Output is correct |
5 |
Correct |
1 ms |
724 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
1 ms |
724 KB |
Output is correct |
9 |
Correct |
1 ms |
724 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
852 KB |
Output is correct |
2 |
Correct |
2 ms |
852 KB |
Output is correct |
3 |
Correct |
4 ms |
980 KB |
Output is correct |
4 |
Correct |
3 ms |
980 KB |
Output is correct |
5 |
Correct |
2 ms |
852 KB |
Output is correct |
6 |
Correct |
2 ms |
852 KB |
Output is correct |
7 |
Correct |
2 ms |
852 KB |
Output is correct |
8 |
Correct |
2 ms |
852 KB |
Output is correct |
9 |
Correct |
3 ms |
852 KB |
Output is correct |
10 |
Correct |
2 ms |
852 KB |
Output is correct |
11 |
Correct |
3 ms |
1008 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
3 ms |
980 KB |
Output is correct |
5 |
Correct |
73 ms |
7108 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
72 ms |
6300 KB |
Output is correct |
9 |
Correct |
76 ms |
6608 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
11 |
Correct |
1 ms |
724 KB |
Output is correct |
12 |
Correct |
1 ms |
724 KB |
Output is correct |
13 |
Correct |
1 ms |
724 KB |
Output is correct |
14 |
Correct |
1 ms |
724 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
724 KB |
Output is correct |
17 |
Correct |
1 ms |
724 KB |
Output is correct |
18 |
Correct |
1 ms |
724 KB |
Output is correct |
19 |
Correct |
1 ms |
724 KB |
Output is correct |
20 |
Correct |
2 ms |
852 KB |
Output is correct |
21 |
Correct |
2 ms |
852 KB |
Output is correct |
22 |
Correct |
4 ms |
980 KB |
Output is correct |
23 |
Correct |
3 ms |
980 KB |
Output is correct |
24 |
Correct |
2 ms |
852 KB |
Output is correct |
25 |
Correct |
2 ms |
852 KB |
Output is correct |
26 |
Correct |
2 ms |
852 KB |
Output is correct |
27 |
Correct |
2 ms |
852 KB |
Output is correct |
28 |
Correct |
3 ms |
852 KB |
Output is correct |
29 |
Correct |
2 ms |
852 KB |
Output is correct |
30 |
Correct |
3 ms |
1008 KB |
Output is correct |
31 |
Correct |
75 ms |
7192 KB |
Output is correct |
32 |
Correct |
69 ms |
6512 KB |
Output is correct |
33 |
Correct |
73 ms |
6916 KB |
Output is correct |
34 |
Correct |
82 ms |
7284 KB |
Output is correct |
35 |
Correct |
82 ms |
8224 KB |
Output is correct |
36 |
Correct |
159 ms |
15916 KB |
Output is correct |
37 |
Correct |
76 ms |
8056 KB |
Output is correct |
38 |
Correct |
76 ms |
7736 KB |
Output is correct |
39 |
Correct |
68 ms |
5608 KB |
Output is correct |
40 |
Correct |
72 ms |
7656 KB |
Output is correct |
41 |
Correct |
141 ms |
15320 KB |
Output is correct |
42 |
Correct |
69 ms |
6368 KB |
Output is correct |
43 |
Correct |
76 ms |
8036 KB |
Output is correct |
44 |
Correct |
83 ms |
8376 KB |
Output is correct |
45 |
Correct |
70 ms |
6988 KB |
Output is correct |
46 |
Correct |
74 ms |
8052 KB |
Output is correct |
47 |
Correct |
78 ms |
7724 KB |
Output is correct |
48 |
Correct |
69 ms |
6400 KB |
Output is correct |
49 |
Correct |
71 ms |
6624 KB |
Output is correct |
50 |
Correct |
209 ms |
13756 KB |
Output is correct |
51 |
Correct |
73 ms |
6648 KB |
Output is correct |
52 |
Correct |
69 ms |
5572 KB |
Output is correct |
53 |
Correct |
69 ms |
5528 KB |
Output is correct |
54 |
Correct |
243 ms |
13868 KB |
Output is correct |
55 |
Correct |
206 ms |
13784 KB |
Output is correct |
56 |
Correct |
220 ms |
14104 KB |
Output is correct |
57 |
Correct |
230 ms |
13980 KB |
Output is correct |
58 |
Correct |
143 ms |
9936 KB |
Output is correct |