#include <vector>
#include <iostream>
#include <utility>
#include <algorithm>
#include <map>
#include <set>
#include <string>
using namespace std;
#define v vector
#define ll long long
#define pii pair<int,int>
#define fi first
#define se second
int main(){
int N;
cin>>N;
string S;
cin>>S;
ll A,B,C;
cin>>A>>B>>C;
map<string, int> subToInd;
int pairToInd[N][N+1];
v<int> indToStarts[N*N+10];
int subInd=1;
for(int l=0; l<N; l++){
string sub;
for(int r=l; r<N; r++){
sub.push_back(S[r]);
int ind=subToInd[sub];
if(ind==0){
ind=subInd;
subToInd[sub]=subInd++;
}
pairToInd[l][r-l+1] = ind;
indToStarts[ind].push_back(l);
}
}
v<v<int>> nextOccur(N,v<int>(N+1,N));
for(int i=N-1; i>=0; i--){
for(int s=1; s<=N-i; s++){
int ind=pairToInd[i][s];
v<int>::iterator next = lower_bound(indToStarts[ind].begin(), indToStarts[ind].end(), i+s);
if(next!=indToStarts[ind].end()) nextOccur[i][s]=(*next);
}
}
v<v<ll>> dp(N, v<ll>(N,1e17));
for(int s=1; s<=N; s++){
for(int l=N-1; l>=0; l--){
dp[l][l]=A;
if(s!=1 && l+s-1<N){
dp[l][l+s-1] = min(dp[l][l+s-1], A+dp[l+1][l+s-1]);
dp[l][l+s-1] = min(dp[l][l+s-1], dp[l][l+s-1-1]+A);
}
int num=2, nex=nextOccur[l][s];
while(nex<N){
int r=nex+s-1;
dp[l][r] = min(dp[l][r], dp[l][l+s-1]+B+C*num+(r-l+1 - num*s)*A);
dp[l][r] = min(dp[l][r], A+dp[l+1][r]);
dp[l][r] = min(dp[l][r], dp[l][r-1]+A);
nex=nextOccur[nex][s];
num++;
}
}
}
cout<<dp[0][N-1]<<endl;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
878 ms |
142408 KB |
Output is correct |
4 |
Correct |
1061 ms |
165988 KB |
Output is correct |
5 |
Correct |
1359 ms |
194288 KB |
Output is correct |
6 |
Correct |
1691 ms |
227108 KB |
Output is correct |
7 |
Correct |
2037 ms |
266028 KB |
Output is correct |
8 |
Correct |
2031 ms |
265968 KB |
Output is correct |
9 |
Correct |
2067 ms |
266100 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
340 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
0 ms |
212 KB |
Output is correct |
36 |
Correct |
0 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
0 ms |
212 KB |
Output is correct |
36 |
Correct |
0 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
340 KB |
Output is correct |
40 |
Correct |
3 ms |
980 KB |
Output is correct |
41 |
Correct |
5 ms |
2004 KB |
Output is correct |
42 |
Correct |
14 ms |
5448 KB |
Output is correct |
43 |
Correct |
15 ms |
5460 KB |
Output is correct |
44 |
Correct |
14 ms |
5588 KB |
Output is correct |
45 |
Correct |
14 ms |
5588 KB |
Output is correct |
46 |
Correct |
15 ms |
5588 KB |
Output is correct |
47 |
Correct |
7 ms |
2900 KB |
Output is correct |
48 |
Correct |
10 ms |
4180 KB |
Output is correct |
49 |
Correct |
12 ms |
4788 KB |
Output is correct |
50 |
Correct |
12 ms |
4852 KB |
Output is correct |
51 |
Correct |
11 ms |
4120 KB |
Output is correct |
52 |
Correct |
12 ms |
4180 KB |
Output is correct |
53 |
Correct |
15 ms |
5588 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
340 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
0 ms |
212 KB |
Output is correct |
36 |
Correct |
0 ms |
212 KB |
Output is correct |
37 |
Correct |
0 ms |
212 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
340 KB |
Output is correct |
40 |
Correct |
3 ms |
980 KB |
Output is correct |
41 |
Correct |
5 ms |
2004 KB |
Output is correct |
42 |
Correct |
14 ms |
5448 KB |
Output is correct |
43 |
Correct |
15 ms |
5460 KB |
Output is correct |
44 |
Correct |
14 ms |
5588 KB |
Output is correct |
45 |
Correct |
14 ms |
5588 KB |
Output is correct |
46 |
Correct |
15 ms |
5588 KB |
Output is correct |
47 |
Correct |
7 ms |
2900 KB |
Output is correct |
48 |
Correct |
10 ms |
4180 KB |
Output is correct |
49 |
Correct |
12 ms |
4788 KB |
Output is correct |
50 |
Correct |
12 ms |
4852 KB |
Output is correct |
51 |
Correct |
11 ms |
4120 KB |
Output is correct |
52 |
Correct |
12 ms |
4180 KB |
Output is correct |
53 |
Correct |
15 ms |
5588 KB |
Output is correct |
54 |
Correct |
88 ms |
34828 KB |
Output is correct |
55 |
Correct |
186 ms |
42800 KB |
Output is correct |
56 |
Correct |
614 ms |
264736 KB |
Output is correct |
57 |
Correct |
598 ms |
265212 KB |
Output is correct |
58 |
Correct |
575 ms |
265208 KB |
Output is correct |
59 |
Correct |
566 ms |
265384 KB |
Output is correct |
60 |
Correct |
588 ms |
265484 KB |
Output is correct |
61 |
Correct |
397 ms |
158448 KB |
Output is correct |
62 |
Correct |
177 ms |
44508 KB |
Output is correct |
63 |
Correct |
500 ms |
234400 KB |
Output is correct |
64 |
Correct |
506 ms |
237920 KB |
Output is correct |
65 |
Correct |
447 ms |
188800 KB |
Output is correct |
66 |
Correct |
469 ms |
188828 KB |
Output is correct |
67 |
Correct |
569 ms |
265404 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
878 ms |
142408 KB |
Output is correct |
14 |
Correct |
1061 ms |
165988 KB |
Output is correct |
15 |
Correct |
1359 ms |
194288 KB |
Output is correct |
16 |
Correct |
1691 ms |
227108 KB |
Output is correct |
17 |
Correct |
2037 ms |
266028 KB |
Output is correct |
18 |
Correct |
2031 ms |
265968 KB |
Output is correct |
19 |
Correct |
2067 ms |
266100 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
212 KB |
Output is correct |
24 |
Correct |
0 ms |
212 KB |
Output is correct |
25 |
Correct |
0 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
212 KB |
Output is correct |
29 |
Correct |
0 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
212 KB |
Output is correct |
31 |
Correct |
0 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
0 ms |
212 KB |
Output is correct |
35 |
Correct |
0 ms |
212 KB |
Output is correct |
36 |
Correct |
0 ms |
212 KB |
Output is correct |
37 |
Correct |
1 ms |
212 KB |
Output is correct |
38 |
Correct |
1 ms |
340 KB |
Output is correct |
39 |
Correct |
1 ms |
340 KB |
Output is correct |
40 |
Correct |
1 ms |
340 KB |
Output is correct |
41 |
Correct |
1 ms |
340 KB |
Output is correct |
42 |
Correct |
1 ms |
340 KB |
Output is correct |
43 |
Correct |
1 ms |
340 KB |
Output is correct |
44 |
Correct |
1 ms |
340 KB |
Output is correct |
45 |
Correct |
1 ms |
340 KB |
Output is correct |
46 |
Correct |
1 ms |
340 KB |
Output is correct |
47 |
Correct |
1 ms |
340 KB |
Output is correct |
48 |
Correct |
1 ms |
340 KB |
Output is correct |
49 |
Correct |
1 ms |
340 KB |
Output is correct |
50 |
Correct |
1 ms |
340 KB |
Output is correct |
51 |
Correct |
0 ms |
212 KB |
Output is correct |
52 |
Correct |
0 ms |
212 KB |
Output is correct |
53 |
Correct |
0 ms |
212 KB |
Output is correct |
54 |
Correct |
0 ms |
212 KB |
Output is correct |
55 |
Correct |
0 ms |
212 KB |
Output is correct |
56 |
Correct |
1 ms |
340 KB |
Output is correct |
57 |
Correct |
3 ms |
980 KB |
Output is correct |
58 |
Correct |
5 ms |
2004 KB |
Output is correct |
59 |
Correct |
14 ms |
5448 KB |
Output is correct |
60 |
Correct |
15 ms |
5460 KB |
Output is correct |
61 |
Correct |
14 ms |
5588 KB |
Output is correct |
62 |
Correct |
14 ms |
5588 KB |
Output is correct |
63 |
Correct |
15 ms |
5588 KB |
Output is correct |
64 |
Correct |
7 ms |
2900 KB |
Output is correct |
65 |
Correct |
10 ms |
4180 KB |
Output is correct |
66 |
Correct |
12 ms |
4788 KB |
Output is correct |
67 |
Correct |
12 ms |
4852 KB |
Output is correct |
68 |
Correct |
11 ms |
4120 KB |
Output is correct |
69 |
Correct |
12 ms |
4180 KB |
Output is correct |
70 |
Correct |
15 ms |
5588 KB |
Output is correct |
71 |
Correct |
88 ms |
34828 KB |
Output is correct |
72 |
Correct |
186 ms |
42800 KB |
Output is correct |
73 |
Correct |
614 ms |
264736 KB |
Output is correct |
74 |
Correct |
598 ms |
265212 KB |
Output is correct |
75 |
Correct |
575 ms |
265208 KB |
Output is correct |
76 |
Correct |
566 ms |
265384 KB |
Output is correct |
77 |
Correct |
588 ms |
265484 KB |
Output is correct |
78 |
Correct |
397 ms |
158448 KB |
Output is correct |
79 |
Correct |
177 ms |
44508 KB |
Output is correct |
80 |
Correct |
500 ms |
234400 KB |
Output is correct |
81 |
Correct |
506 ms |
237920 KB |
Output is correct |
82 |
Correct |
447 ms |
188800 KB |
Output is correct |
83 |
Correct |
469 ms |
188828 KB |
Output is correct |
84 |
Correct |
569 ms |
265404 KB |
Output is correct |
85 |
Correct |
1763 ms |
898968 KB |
Output is correct |
86 |
Execution timed out |
3150 ms |
1883804 KB |
Time limit exceeded |
87 |
Halted |
0 ms |
0 KB |
- |