#include <bits/stdc++.h>
#define f first
#define s second
#define m_p make_pair
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define vec vector
#define pb push_back
#define sz(x) (int)(x).size()
#define pw(x) (1LL<<(x))
#define fast_resp ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef long double ld;
typedef pair<int,ll> pil;
template<class T> bool umin(T &a,const T &b){return (a>b?a=b,1:0);}
template<class T> bool umax(T &a,const T &b){return (a<b?a=b,1:0);}
const ll inf=1e18;
const int N=1e3+3;
ll dp[2][N][N];
///l,r,prefix
signed main(){
fast_resp;
int n;
string s;
cin>>n>>s;
int a,b,c;
cin>>a>>b>>c;
for(int t=0;t<2;t++){
for(int j=0;j<N;j++){
for(int k=0;k<N;k++)
dp[t][j][k]=inf;
}
}
for(int l=n-1;l>=0;l--){
int nl=(l%2)^1;
for(int r=max(l-1,0);r<n;r++){
for(int k=0;k<=r-l+2;k++)
dp[nl][r][k]=inf;
}
int lt=l%2;
for(int r=l;r<n;r++){
if(l==r) dp[lt][r][0]=a;
for(int k=0;k<=r-l+1;k++){
if(r-k+1>=l+k && s.substr(l,k)==s.substr(r-k+1,k)){
umin(dp[lt][r][k],dp[lt][r-k][k]+c);
}
umin(dp[lt][r][r-l+1],dp[lt][r][k]+b+c);
if(l)
umin(dp[nl][r][0],dp[lt][r][k]+a);
if(r+1<n)
umin(dp[lt][r+1][k],dp[lt][r][k]+a);
umin(dp[lt][r][0],dp[lt][r][k]);
}
}
}
// cout<<dp[2][4][3]<<endl;
ll ans=inf;
for(int i=0;i<=n;i++)
umin(ans,dp[0][n-1][i]);
cout<<ans;
return 0;
}
/*
*/
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
9 ms |
15956 KB |
Output is correct |
2 |
Correct |
9 ms |
15956 KB |
Output is correct |
3 |
Correct |
10 ms |
15956 KB |
Output is correct |
4 |
Correct |
7 ms |
15956 KB |
Output is correct |
5 |
Correct |
7 ms |
16008 KB |
Output is correct |
6 |
Correct |
7 ms |
15956 KB |
Output is correct |
7 |
Correct |
7 ms |
15980 KB |
Output is correct |
8 |
Correct |
7 ms |
15956 KB |
Output is correct |
9 |
Correct |
7 ms |
15956 KB |
Output is correct |
10 |
Correct |
7 ms |
15956 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
7 ms |
16036 KB |
Output is correct |
2 |
Correct |
7 ms |
15956 KB |
Output is correct |
3 |
Runtime error |
22 ms |
32404 KB |
Execution killed with signal 11 |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
9 ms |
15956 KB |
Output is correct |
2 |
Correct |
9 ms |
15956 KB |
Output is correct |
3 |
Correct |
10 ms |
15956 KB |
Output is correct |
4 |
Correct |
7 ms |
15956 KB |
Output is correct |
5 |
Correct |
7 ms |
16008 KB |
Output is correct |
6 |
Correct |
7 ms |
15956 KB |
Output is correct |
7 |
Correct |
7 ms |
15980 KB |
Output is correct |
8 |
Correct |
7 ms |
15956 KB |
Output is correct |
9 |
Correct |
7 ms |
15956 KB |
Output is correct |
10 |
Correct |
7 ms |
15956 KB |
Output is correct |
11 |
Correct |
7 ms |
15956 KB |
Output is correct |
12 |
Correct |
8 ms |
16016 KB |
Output is correct |
13 |
Correct |
10 ms |
15956 KB |
Output is correct |
14 |
Correct |
8 ms |
15956 KB |
Output is correct |
15 |
Correct |
7 ms |
15956 KB |
Output is correct |
16 |
Correct |
7 ms |
15988 KB |
Output is correct |
17 |
Correct |
8 ms |
15964 KB |
Output is correct |
18 |
Correct |
9 ms |
15956 KB |
Output is correct |
19 |
Correct |
8 ms |
15960 KB |
Output is correct |
20 |
Correct |
7 ms |
15956 KB |
Output is correct |
21 |
Correct |
8 ms |
16064 KB |
Output is correct |
22 |
Correct |
9 ms |
15956 KB |
Output is correct |
23 |
Correct |
7 ms |
15956 KB |
Output is correct |
24 |
Correct |
8 ms |
15984 KB |
Output is correct |
25 |
Correct |
8 ms |
15956 KB |
Output is correct |
26 |
Correct |
10 ms |
15956 KB |
Output is correct |
27 |
Correct |
8 ms |
15972 KB |
Output is correct |
28 |
Correct |
8 ms |
15956 KB |
Output is correct |
29 |
Correct |
7 ms |
16048 KB |
Output is correct |
30 |
Correct |
8 ms |
15956 KB |
Output is correct |
31 |
Correct |
7 ms |
15956 KB |
Output is correct |
32 |
Correct |
7 ms |
15956 KB |
Output is correct |
33 |
Correct |
7 ms |
16048 KB |
Output is correct |
34 |
Correct |
9 ms |
15956 KB |
Output is correct |
35 |
Correct |
8 ms |
15956 KB |
Output is correct |
36 |
Correct |
8 ms |
15956 KB |
Output is correct |
37 |
Correct |
11 ms |
15956 KB |
Output is correct |
38 |
Correct |
8 ms |
15956 KB |
Output is correct |
39 |
Correct |
11 ms |
15956 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
9 ms |
15956 KB |
Output is correct |
2 |
Correct |
9 ms |
15956 KB |
Output is correct |
3 |
Correct |
10 ms |
15956 KB |
Output is correct |
4 |
Correct |
7 ms |
15956 KB |
Output is correct |
5 |
Correct |
7 ms |
16008 KB |
Output is correct |
6 |
Correct |
7 ms |
15956 KB |
Output is correct |
7 |
Correct |
7 ms |
15980 KB |
Output is correct |
8 |
Correct |
7 ms |
15956 KB |
Output is correct |
9 |
Correct |
7 ms |
15956 KB |
Output is correct |
10 |
Correct |
7 ms |
15956 KB |
Output is correct |
11 |
Correct |
7 ms |
15956 KB |
Output is correct |
12 |
Correct |
8 ms |
16016 KB |
Output is correct |
13 |
Correct |
10 ms |
15956 KB |
Output is correct |
14 |
Correct |
8 ms |
15956 KB |
Output is correct |
15 |
Correct |
7 ms |
15956 KB |
Output is correct |
16 |
Correct |
7 ms |
15988 KB |
Output is correct |
17 |
Correct |
8 ms |
15964 KB |
Output is correct |
18 |
Correct |
9 ms |
15956 KB |
Output is correct |
19 |
Correct |
8 ms |
15960 KB |
Output is correct |
20 |
Correct |
7 ms |
15956 KB |
Output is correct |
21 |
Correct |
8 ms |
16064 KB |
Output is correct |
22 |
Correct |
9 ms |
15956 KB |
Output is correct |
23 |
Correct |
7 ms |
15956 KB |
Output is correct |
24 |
Correct |
8 ms |
15984 KB |
Output is correct |
25 |
Correct |
8 ms |
15956 KB |
Output is correct |
26 |
Correct |
10 ms |
15956 KB |
Output is correct |
27 |
Correct |
8 ms |
15972 KB |
Output is correct |
28 |
Correct |
8 ms |
15956 KB |
Output is correct |
29 |
Correct |
7 ms |
16048 KB |
Output is correct |
30 |
Correct |
8 ms |
15956 KB |
Output is correct |
31 |
Correct |
7 ms |
15956 KB |
Output is correct |
32 |
Correct |
7 ms |
15956 KB |
Output is correct |
33 |
Correct |
7 ms |
16048 KB |
Output is correct |
34 |
Correct |
9 ms |
15956 KB |
Output is correct |
35 |
Correct |
8 ms |
15956 KB |
Output is correct |
36 |
Correct |
8 ms |
15956 KB |
Output is correct |
37 |
Correct |
11 ms |
15956 KB |
Output is correct |
38 |
Correct |
8 ms |
15956 KB |
Output is correct |
39 |
Correct |
11 ms |
15956 KB |
Output is correct |
40 |
Correct |
10 ms |
15956 KB |
Output is correct |
41 |
Correct |
45 ms |
15956 KB |
Output is correct |
42 |
Correct |
47 ms |
16076 KB |
Output is correct |
43 |
Correct |
45 ms |
15976 KB |
Output is correct |
44 |
Correct |
46 ms |
15956 KB |
Output is correct |
45 |
Correct |
46 ms |
15956 KB |
Output is correct |
46 |
Correct |
51 ms |
16048 KB |
Output is correct |
47 |
Correct |
55 ms |
15960 KB |
Output is correct |
48 |
Correct |
45 ms |
15956 KB |
Output is correct |
49 |
Correct |
51 ms |
15956 KB |
Output is correct |
50 |
Correct |
47 ms |
16044 KB |
Output is correct |
51 |
Correct |
49 ms |
15956 KB |
Output is correct |
52 |
Correct |
47 ms |
16064 KB |
Output is correct |
53 |
Correct |
46 ms |
15956 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
9 ms |
15956 KB |
Output is correct |
2 |
Correct |
9 ms |
15956 KB |
Output is correct |
3 |
Correct |
10 ms |
15956 KB |
Output is correct |
4 |
Correct |
7 ms |
15956 KB |
Output is correct |
5 |
Correct |
7 ms |
16008 KB |
Output is correct |
6 |
Correct |
7 ms |
15956 KB |
Output is correct |
7 |
Correct |
7 ms |
15980 KB |
Output is correct |
8 |
Correct |
7 ms |
15956 KB |
Output is correct |
9 |
Correct |
7 ms |
15956 KB |
Output is correct |
10 |
Correct |
7 ms |
15956 KB |
Output is correct |
11 |
Correct |
7 ms |
15956 KB |
Output is correct |
12 |
Correct |
8 ms |
16016 KB |
Output is correct |
13 |
Correct |
10 ms |
15956 KB |
Output is correct |
14 |
Correct |
8 ms |
15956 KB |
Output is correct |
15 |
Correct |
7 ms |
15956 KB |
Output is correct |
16 |
Correct |
7 ms |
15988 KB |
Output is correct |
17 |
Correct |
8 ms |
15964 KB |
Output is correct |
18 |
Correct |
9 ms |
15956 KB |
Output is correct |
19 |
Correct |
8 ms |
15960 KB |
Output is correct |
20 |
Correct |
7 ms |
15956 KB |
Output is correct |
21 |
Correct |
8 ms |
16064 KB |
Output is correct |
22 |
Correct |
9 ms |
15956 KB |
Output is correct |
23 |
Correct |
7 ms |
15956 KB |
Output is correct |
24 |
Correct |
8 ms |
15984 KB |
Output is correct |
25 |
Correct |
8 ms |
15956 KB |
Output is correct |
26 |
Correct |
10 ms |
15956 KB |
Output is correct |
27 |
Correct |
8 ms |
15972 KB |
Output is correct |
28 |
Correct |
8 ms |
15956 KB |
Output is correct |
29 |
Correct |
7 ms |
16048 KB |
Output is correct |
30 |
Correct |
8 ms |
15956 KB |
Output is correct |
31 |
Correct |
7 ms |
15956 KB |
Output is correct |
32 |
Correct |
7 ms |
15956 KB |
Output is correct |
33 |
Correct |
7 ms |
16048 KB |
Output is correct |
34 |
Correct |
9 ms |
15956 KB |
Output is correct |
35 |
Correct |
8 ms |
15956 KB |
Output is correct |
36 |
Correct |
8 ms |
15956 KB |
Output is correct |
37 |
Correct |
11 ms |
15956 KB |
Output is correct |
38 |
Correct |
8 ms |
15956 KB |
Output is correct |
39 |
Correct |
11 ms |
15956 KB |
Output is correct |
40 |
Correct |
10 ms |
15956 KB |
Output is correct |
41 |
Correct |
45 ms |
15956 KB |
Output is correct |
42 |
Correct |
47 ms |
16076 KB |
Output is correct |
43 |
Correct |
45 ms |
15976 KB |
Output is correct |
44 |
Correct |
46 ms |
15956 KB |
Output is correct |
45 |
Correct |
46 ms |
15956 KB |
Output is correct |
46 |
Correct |
51 ms |
16048 KB |
Output is correct |
47 |
Correct |
55 ms |
15960 KB |
Output is correct |
48 |
Correct |
45 ms |
15956 KB |
Output is correct |
49 |
Correct |
51 ms |
15956 KB |
Output is correct |
50 |
Correct |
47 ms |
16044 KB |
Output is correct |
51 |
Correct |
49 ms |
15956 KB |
Output is correct |
52 |
Correct |
47 ms |
16064 KB |
Output is correct |
53 |
Correct |
46 ms |
15956 KB |
Output is correct |
54 |
Correct |
501 ms |
16056 KB |
Output is correct |
55 |
Execution timed out |
3073 ms |
16180 KB |
Time limit exceeded |
56 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
9 ms |
15956 KB |
Output is correct |
2 |
Correct |
9 ms |
15956 KB |
Output is correct |
3 |
Correct |
10 ms |
15956 KB |
Output is correct |
4 |
Correct |
7 ms |
15956 KB |
Output is correct |
5 |
Correct |
7 ms |
16008 KB |
Output is correct |
6 |
Correct |
7 ms |
15956 KB |
Output is correct |
7 |
Correct |
7 ms |
15980 KB |
Output is correct |
8 |
Correct |
7 ms |
15956 KB |
Output is correct |
9 |
Correct |
7 ms |
15956 KB |
Output is correct |
10 |
Correct |
7 ms |
15956 KB |
Output is correct |
11 |
Correct |
7 ms |
16036 KB |
Output is correct |
12 |
Correct |
7 ms |
15956 KB |
Output is correct |
13 |
Runtime error |
22 ms |
32404 KB |
Execution killed with signal 11 |
14 |
Halted |
0 ms |
0 KB |
- |