#include <bits/stdc++.h>
using namespace std;
typedef int64_t llo;
#define mp make_pair
#define pb push_back
#define a first
#define b second
//#define endl '\n'
int n,m;
int dp[21][1<<20];
int aa[21];
int bb[21];
int su[1<<20];
vector<int> pre[1001];
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cin>>n>>m;
for(int i=0;i<n;i++){
cin>>aa[i];
}
for(int i=0;i<m;i++){
cin>>bb[i];
}
string ans="NO";
for(int j=0;j<(1<<m);j++){
for(int k=0;k<m;k++){
if((1<<k)&j){
su[j]=su[j-(1<<k)]+bb[k];
break;
}
}
if(su[j]<1001){
pre[su[j]].pb(j);
}
/*for(int i=0;i<n;i++){
if(aa[i]==su[j]){
pre[i].pb(j);
if(n==1){
ans="YES";
}
}
}*/
}
/* if(n==1){
cout<<ans<<endl;
return 0;
}*/
for(int j=0;j<(1<<m);j++){
dp[n][j]=1;
}
vector<int> cur;
cur.pb(0);
for(int i=n-1;i>=0;i--){
vector<int> cur2;
for(auto j:cur){
for(auto k:pre[aa[i]]){
if((k&j)==0){
if(dp[i][j+k]==0){
dp[i][j+k]=dp[i+1][j];
if(dp[i][j+k]){
if(i==0){
ans="YES";
}
cur2.pb(j+k);
}
//cur2.pb(j+k);
}
/*if(dp[i][j+]){
break;
}*/
}
}
/*for(int k=j;k>0;k=(k-1)&j){
if(su[k]==aa[i]){
}
}*/
}
cur=cur2;
/*for(auto j:cur2){
cout<<i<<","<<j<<endl;;
}*/
}
cout<<ans<<endl;
return 0;
if(dp[0][(1<<m)-1]){
cout<<"YES"<<endl;
}
else{
cout<<"NO"<<endl;
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
6 ms |
896 KB |
Output is correct |
5 |
Correct |
27 ms |
14848 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
5 ms |
512 KB |
Output is correct |
8 |
Correct |
28 ms |
18176 KB |
Output is correct |
9 |
Correct |
25 ms |
14456 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
640 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
5 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
512 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
640 KB |
Output is correct |
2 |
Correct |
5 ms |
640 KB |
Output is correct |
3 |
Correct |
5 ms |
640 KB |
Output is correct |
4 |
Correct |
6 ms |
768 KB |
Output is correct |
5 |
Correct |
5 ms |
640 KB |
Output is correct |
6 |
Correct |
5 ms |
512 KB |
Output is correct |
7 |
Correct |
6 ms |
640 KB |
Output is correct |
8 |
Correct |
5 ms |
640 KB |
Output is correct |
9 |
Correct |
5 ms |
512 KB |
Output is correct |
10 |
Correct |
5 ms |
512 KB |
Output is correct |
11 |
Correct |
5 ms |
640 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
6 ms |
896 KB |
Output is correct |
5 |
Correct |
27 ms |
14848 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
5 ms |
512 KB |
Output is correct |
8 |
Correct |
28 ms |
18176 KB |
Output is correct |
9 |
Correct |
25 ms |
14456 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
640 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
512 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
6 ms |
640 KB |
Output is correct |
21 |
Correct |
5 ms |
640 KB |
Output is correct |
22 |
Correct |
5 ms |
640 KB |
Output is correct |
23 |
Correct |
6 ms |
768 KB |
Output is correct |
24 |
Correct |
5 ms |
640 KB |
Output is correct |
25 |
Correct |
5 ms |
512 KB |
Output is correct |
26 |
Correct |
6 ms |
640 KB |
Output is correct |
27 |
Correct |
5 ms |
640 KB |
Output is correct |
28 |
Correct |
5 ms |
512 KB |
Output is correct |
29 |
Correct |
5 ms |
512 KB |
Output is correct |
30 |
Correct |
5 ms |
640 KB |
Output is correct |
31 |
Correct |
28 ms |
16128 KB |
Output is correct |
32 |
Correct |
179 ms |
22008 KB |
Output is correct |
33 |
Correct |
18 ms |
10272 KB |
Output is correct |
34 |
Correct |
15 ms |
8832 KB |
Output is correct |
35 |
Correct |
15 ms |
8832 KB |
Output is correct |
36 |
Correct |
15 ms |
8832 KB |
Output is correct |
37 |
Correct |
15 ms |
8704 KB |
Output is correct |
38 |
Correct |
15 ms |
8704 KB |
Output is correct |
39 |
Correct |
58 ms |
31184 KB |
Output is correct |
40 |
Correct |
20 ms |
10240 KB |
Output is correct |
41 |
Correct |
20 ms |
9088 KB |
Output is correct |
42 |
Correct |
41 ms |
23548 KB |
Output is correct |
43 |
Correct |
22 ms |
12544 KB |
Output is correct |
44 |
Correct |
15 ms |
8704 KB |
Output is correct |
45 |
Correct |
32 ms |
21632 KB |
Output is correct |
46 |
Correct |
23 ms |
14080 KB |
Output is correct |
47 |
Correct |
15 ms |
8704 KB |
Output is correct |
48 |
Correct |
27 ms |
17664 KB |
Output is correct |
49 |
Correct |
25 ms |
14456 KB |
Output is correct |
50 |
Correct |
44 ms |
37824 KB |
Output is correct |
51 |
Correct |
53 ms |
16376 KB |
Output is correct |
52 |
Correct |
145 ms |
29380 KB |
Output is correct |
53 |
Correct |
121 ms |
35972 KB |
Output is correct |
54 |
Correct |
47 ms |
40376 KB |
Output is correct |
55 |
Correct |
44 ms |
37824 KB |
Output is correct |
56 |
Correct |
58 ms |
46396 KB |
Output is correct |
57 |
Correct |
59 ms |
46524 KB |
Output is correct |
58 |
Correct |
59 ms |
47036 KB |
Output is correct |