#include <bits/stdc++.h>
#include <unordered_map>
using namespace std;
typedef long long ll;
typedef pair<int, int> ii;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ii> vii;
typedef vector<vii> vvii;
typedef pair<double, double> dodo;
#define mp(x, y) make_pair(x, y)
#define pb(x) push_back(x)
int N, M;
int A[20], B[20];
vi masklist[20001];
bool mark[1048576];
void dfs(int pos, int mask) {
}
int main(int argc, char **argv) {
ios_base::sync_with_stdio(0);
cin.tie(0);
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 j = 1; j < (1<<M); j++) {
int sum = 0;
for (int k = 0; k < M; k++) if (j & (1<<k)) sum += B[k];
masklist[sum].pb(j);
}
int sum = 0;
vi masks;
for (int i = 0; i < N; i++) {
sum += A[i];
masks.clear();
for (int j = 0; j < masklist[sum].size(); j++) {
int m = masklist[sum][j];
if (i == 0 || mark[m]) masks.pb(m);
}
if (masks.empty()) {
cout << "NO" << endl;
return 0;
}
memset(mark, 0, sizeof(mark));
for (int i = 0; i < masks.size(); i++) {
int m = masks[i];
mark[m] = true;
}
for (int m = 0; m < (1<<M); m++) {
if (mark[m]) for (int k = 0; k < M; k++) {
mark[m | (1<<k)] = true;
}
}
}
cout << "YES" << endl;
return 0;
}
Compilation message
bank.cpp: In function 'int main(int, char**)':
bank.cpp:42:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int j = 0; j < masklist[sum].size(); j++) {
~~^~~~~~~~~~~~~~~~~~~~~~
bank.cpp:51:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 0; i < masks.size(); i++) {
~~^~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
1784 KB |
Output is correct |
2 |
Correct |
2 ms |
1784 KB |
Output is correct |
3 |
Correct |
3 ms |
1856 KB |
Output is correct |
4 |
Correct |
5 ms |
2128 KB |
Output is correct |
5 |
Correct |
77 ms |
7140 KB |
Output is correct |
6 |
Correct |
2 ms |
7140 KB |
Output is correct |
7 |
Correct |
3 ms |
7140 KB |
Output is correct |
8 |
Correct |
91 ms |
7636 KB |
Output is correct |
9 |
Correct |
75 ms |
7636 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
7636 KB |
Output is correct |
2 |
Correct |
3 ms |
7636 KB |
Output is correct |
3 |
Correct |
3 ms |
7636 KB |
Output is correct |
4 |
Correct |
3 ms |
7636 KB |
Output is correct |
5 |
Correct |
3 ms |
7636 KB |
Output is correct |
6 |
Correct |
3 ms |
7636 KB |
Output is correct |
7 |
Correct |
3 ms |
7636 KB |
Output is correct |
8 |
Correct |
3 ms |
7636 KB |
Output is correct |
9 |
Correct |
3 ms |
7636 KB |
Output is correct |
10 |
Correct |
3 ms |
7636 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
7636 KB |
Output is correct |
2 |
Correct |
5 ms |
7636 KB |
Output is correct |
3 |
Correct |
5 ms |
7636 KB |
Output is correct |
4 |
Correct |
3 ms |
7636 KB |
Output is correct |
5 |
Correct |
4 ms |
7636 KB |
Output is correct |
6 |
Correct |
3 ms |
7636 KB |
Output is correct |
7 |
Correct |
4 ms |
7636 KB |
Output is correct |
8 |
Correct |
4 ms |
7636 KB |
Output is correct |
9 |
Correct |
5 ms |
7636 KB |
Output is correct |
10 |
Correct |
5 ms |
7636 KB |
Output is correct |
11 |
Correct |
3 ms |
7636 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
1784 KB |
Output is correct |
2 |
Correct |
2 ms |
1784 KB |
Output is correct |
3 |
Correct |
3 ms |
1856 KB |
Output is correct |
4 |
Correct |
5 ms |
2128 KB |
Output is correct |
5 |
Correct |
77 ms |
7140 KB |
Output is correct |
6 |
Correct |
2 ms |
7140 KB |
Output is correct |
7 |
Correct |
3 ms |
7140 KB |
Output is correct |
8 |
Correct |
91 ms |
7636 KB |
Output is correct |
9 |
Correct |
75 ms |
7636 KB |
Output is correct |
10 |
Correct |
3 ms |
7636 KB |
Output is correct |
11 |
Correct |
3 ms |
7636 KB |
Output is correct |
12 |
Correct |
3 ms |
7636 KB |
Output is correct |
13 |
Correct |
3 ms |
7636 KB |
Output is correct |
14 |
Correct |
3 ms |
7636 KB |
Output is correct |
15 |
Correct |
3 ms |
7636 KB |
Output is correct |
16 |
Correct |
3 ms |
7636 KB |
Output is correct |
17 |
Correct |
3 ms |
7636 KB |
Output is correct |
18 |
Correct |
3 ms |
7636 KB |
Output is correct |
19 |
Correct |
3 ms |
7636 KB |
Output is correct |
20 |
Correct |
5 ms |
7636 KB |
Output is correct |
21 |
Correct |
5 ms |
7636 KB |
Output is correct |
22 |
Correct |
5 ms |
7636 KB |
Output is correct |
23 |
Correct |
3 ms |
7636 KB |
Output is correct |
24 |
Correct |
4 ms |
7636 KB |
Output is correct |
25 |
Correct |
3 ms |
7636 KB |
Output is correct |
26 |
Correct |
4 ms |
7636 KB |
Output is correct |
27 |
Correct |
4 ms |
7636 KB |
Output is correct |
28 |
Correct |
5 ms |
7636 KB |
Output is correct |
29 |
Correct |
5 ms |
7636 KB |
Output is correct |
30 |
Correct |
3 ms |
7636 KB |
Output is correct |
31 |
Correct |
92 ms |
8456 KB |
Output is correct |
32 |
Correct |
101 ms |
8456 KB |
Output is correct |
33 |
Correct |
110 ms |
8456 KB |
Output is correct |
34 |
Correct |
115 ms |
8456 KB |
Output is correct |
35 |
Correct |
122 ms |
9084 KB |
Output is correct |
36 |
Correct |
126 ms |
9084 KB |
Output is correct |
37 |
Correct |
94 ms |
9208 KB |
Output is correct |
38 |
Correct |
82 ms |
9208 KB |
Output is correct |
39 |
Correct |
328 ms |
9208 KB |
Output is correct |
40 |
Correct |
87 ms |
9208 KB |
Output is correct |
41 |
Correct |
87 ms |
9208 KB |
Output is correct |
42 |
Correct |
125 ms |
9208 KB |
Output is correct |
43 |
Correct |
103 ms |
9208 KB |
Output is correct |
44 |
Correct |
86 ms |
9208 KB |
Output is correct |
45 |
Correct |
129 ms |
9208 KB |
Output is correct |
46 |
Correct |
116 ms |
9208 KB |
Output is correct |
47 |
Correct |
112 ms |
9208 KB |
Output is correct |
48 |
Correct |
102 ms |
9208 KB |
Output is correct |
49 |
Correct |
76 ms |
9208 KB |
Output is correct |
50 |
Correct |
338 ms |
9208 KB |
Output is correct |
51 |
Correct |
142 ms |
9208 KB |
Output is correct |
52 |
Correct |
179 ms |
9208 KB |
Output is correct |
53 |
Correct |
178 ms |
9208 KB |
Output is correct |
54 |
Correct |
352 ms |
9208 KB |
Output is correct |
55 |
Correct |
339 ms |
9208 KB |
Output is correct |
56 |
Correct |
366 ms |
9208 KB |
Output is correct |
57 |
Correct |
340 ms |
9208 KB |
Output is correct |
58 |
Correct |
335 ms |
9208 KB |
Output is correct |