#include <bits/stdc++.h>
using namespace std;
bitset<21> ct[(1<<20)];
int main()
{
ios_base::sync_with_stdio(0); cin.tie(0);
int n,m,s,l;
cin>>n>>m;
int p[n+1],a[m];
p[0]=0;
for (int i=1;i<=n;++i)
cin>>p[i],p[i]+=p[i-1];
for (int i=0;i<m;++i)
cin>>a[i],ct[1<<i][0]=1;
for (int i=1;i<(1<<m);++i)
{
s=0;
for (int j=0;j<m;++j)
if (i&(1<<j))
s+=a[j];
l=0;
for (int j=1;j<=n;++j)
if (s==p[j])
l=j;
if (s==p[l]&&ct[i][l-1])
ct[i][l]=1;
for (int j=0;j<m;++j)
if (!(i&(1<<j)))
for (int k=0;k<=n;++k)
ct[i^(1<<j)][k]=ct[i^(1<<j)][k]|ct[i][k];
}
if (ct[(1<<m)-1][n])
cout<<"YES";
else
cout<<"NO";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
388 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
6 ms |
620 KB |
Output is correct |
5 |
Correct |
178 ms |
8684 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
184 ms |
8684 KB |
Output is correct |
9 |
Correct |
177 ms |
8576 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
492 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
492 KB |
Output is correct |
2 |
Correct |
4 ms |
492 KB |
Output is correct |
3 |
Correct |
5 ms |
492 KB |
Output is correct |
4 |
Correct |
6 ms |
492 KB |
Output is correct |
5 |
Correct |
5 ms |
504 KB |
Output is correct |
6 |
Correct |
4 ms |
492 KB |
Output is correct |
7 |
Correct |
4 ms |
492 KB |
Output is correct |
8 |
Correct |
4 ms |
492 KB |
Output is correct |
9 |
Correct |
5 ms |
492 KB |
Output is correct |
10 |
Correct |
5 ms |
512 KB |
Output is correct |
11 |
Correct |
6 ms |
492 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
388 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
6 ms |
620 KB |
Output is correct |
5 |
Correct |
178 ms |
8684 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
184 ms |
8684 KB |
Output is correct |
9 |
Correct |
177 ms |
8576 KB |
Output is correct |
10 |
Correct |
1 ms |
492 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
4 ms |
492 KB |
Output is correct |
21 |
Correct |
4 ms |
492 KB |
Output is correct |
22 |
Correct |
5 ms |
492 KB |
Output is correct |
23 |
Correct |
6 ms |
492 KB |
Output is correct |
24 |
Correct |
5 ms |
504 KB |
Output is correct |
25 |
Correct |
4 ms |
492 KB |
Output is correct |
26 |
Correct |
4 ms |
492 KB |
Output is correct |
27 |
Correct |
4 ms |
492 KB |
Output is correct |
28 |
Correct |
5 ms |
492 KB |
Output is correct |
29 |
Correct |
5 ms |
512 KB |
Output is correct |
30 |
Correct |
6 ms |
492 KB |
Output is correct |
31 |
Correct |
194 ms |
8556 KB |
Output is correct |
32 |
Correct |
216 ms |
8556 KB |
Output is correct |
33 |
Correct |
321 ms |
8556 KB |
Output is correct |
34 |
Correct |
347 ms |
8684 KB |
Output is correct |
35 |
Correct |
362 ms |
8556 KB |
Output is correct |
36 |
Correct |
516 ms |
8684 KB |
Output is correct |
37 |
Correct |
194 ms |
8572 KB |
Output is correct |
38 |
Correct |
231 ms |
8568 KB |
Output is correct |
39 |
Correct |
315 ms |
8684 KB |
Output is correct |
40 |
Correct |
337 ms |
8556 KB |
Output is correct |
41 |
Correct |
509 ms |
8704 KB |
Output is correct |
42 |
Correct |
256 ms |
8684 KB |
Output is correct |
43 |
Correct |
332 ms |
8684 KB |
Output is correct |
44 |
Correct |
424 ms |
8556 KB |
Output is correct |
45 |
Correct |
218 ms |
8536 KB |
Output is correct |
46 |
Correct |
273 ms |
8516 KB |
Output is correct |
47 |
Correct |
429 ms |
8684 KB |
Output is correct |
48 |
Correct |
176 ms |
8556 KB |
Output is correct |
49 |
Correct |
178 ms |
8684 KB |
Output is correct |
50 |
Correct |
517 ms |
8600 KB |
Output is correct |
51 |
Correct |
350 ms |
8600 KB |
Output is correct |
52 |
Correct |
341 ms |
8556 KB |
Output is correct |
53 |
Correct |
344 ms |
8556 KB |
Output is correct |
54 |
Correct |
520 ms |
8556 KB |
Output is correct |
55 |
Correct |
522 ms |
8600 KB |
Output is correct |
56 |
Correct |
515 ms |
8556 KB |
Output is correct |
57 |
Correct |
516 ms |
8556 KB |
Output is correct |
58 |
Correct |
503 ms |
8684 KB |
Output is correct |