#include <vector>
#include <iostream>
#include <utility>
#include <algorithm>
#include <unordered_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;
unordered_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 |
0 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 |
0 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 |
768 ms |
142384 KB |
Output is correct |
4 |
Correct |
941 ms |
166168 KB |
Output is correct |
5 |
Correct |
1187 ms |
194428 KB |
Output is correct |
6 |
Correct |
1435 ms |
227384 KB |
Output is correct |
7 |
Correct |
1722 ms |
266160 KB |
Output is correct |
8 |
Correct |
1749 ms |
266104 KB |
Output is correct |
9 |
Correct |
1782 ms |
266172 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 |
0 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 |
0 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 |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 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 |
0 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 |
0 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
340 KB |
Output is correct |
28 |
Correct |
0 ms |
224 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 |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
0 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 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 |
0 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 |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 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 |
0 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 |
0 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
340 KB |
Output is correct |
28 |
Correct |
0 ms |
224 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 |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
0 ms |
340 KB |
Output is correct |
40 |
Correct |
2 ms |
980 KB |
Output is correct |
41 |
Correct |
4 ms |
2004 KB |
Output is correct |
42 |
Correct |
8 ms |
5360 KB |
Output is correct |
43 |
Correct |
8 ms |
5332 KB |
Output is correct |
44 |
Correct |
9 ms |
5460 KB |
Output is correct |
45 |
Correct |
9 ms |
5404 KB |
Output is correct |
46 |
Correct |
8 ms |
5460 KB |
Output is correct |
47 |
Correct |
5 ms |
2900 KB |
Output is correct |
48 |
Correct |
8 ms |
4180 KB |
Output is correct |
49 |
Correct |
8 ms |
4792 KB |
Output is correct |
50 |
Correct |
8 ms |
4820 KB |
Output is correct |
51 |
Correct |
7 ms |
4180 KB |
Output is correct |
52 |
Correct |
8 ms |
4180 KB |
Output is correct |
53 |
Correct |
10 ms |
5460 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 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 |
0 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 |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 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 |
0 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 |
0 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
340 KB |
Output is correct |
28 |
Correct |
0 ms |
224 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 |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
0 ms |
340 KB |
Output is correct |
40 |
Correct |
2 ms |
980 KB |
Output is correct |
41 |
Correct |
4 ms |
2004 KB |
Output is correct |
42 |
Correct |
8 ms |
5360 KB |
Output is correct |
43 |
Correct |
8 ms |
5332 KB |
Output is correct |
44 |
Correct |
9 ms |
5460 KB |
Output is correct |
45 |
Correct |
9 ms |
5404 KB |
Output is correct |
46 |
Correct |
8 ms |
5460 KB |
Output is correct |
47 |
Correct |
5 ms |
2900 KB |
Output is correct |
48 |
Correct |
8 ms |
4180 KB |
Output is correct |
49 |
Correct |
8 ms |
4792 KB |
Output is correct |
50 |
Correct |
8 ms |
4820 KB |
Output is correct |
51 |
Correct |
7 ms |
4180 KB |
Output is correct |
52 |
Correct |
8 ms |
4180 KB |
Output is correct |
53 |
Correct |
10 ms |
5460 KB |
Output is correct |
54 |
Correct |
90 ms |
34728 KB |
Output is correct |
55 |
Correct |
152 ms |
42768 KB |
Output is correct |
56 |
Correct |
629 ms |
262500 KB |
Output is correct |
57 |
Correct |
591 ms |
262868 KB |
Output is correct |
58 |
Correct |
580 ms |
263080 KB |
Output is correct |
59 |
Correct |
601 ms |
263252 KB |
Output is correct |
60 |
Correct |
601 ms |
263144 KB |
Output is correct |
61 |
Correct |
373 ms |
157784 KB |
Output is correct |
62 |
Correct |
153 ms |
44340 KB |
Output is correct |
63 |
Correct |
558 ms |
234148 KB |
Output is correct |
64 |
Correct |
533 ms |
237612 KB |
Output is correct |
65 |
Correct |
464 ms |
187752 KB |
Output is correct |
66 |
Correct |
478 ms |
187760 KB |
Output is correct |
67 |
Correct |
569 ms |
263152 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 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 |
0 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 |
768 ms |
142384 KB |
Output is correct |
14 |
Correct |
941 ms |
166168 KB |
Output is correct |
15 |
Correct |
1187 ms |
194428 KB |
Output is correct |
16 |
Correct |
1435 ms |
227384 KB |
Output is correct |
17 |
Correct |
1722 ms |
266160 KB |
Output is correct |
18 |
Correct |
1749 ms |
266104 KB |
Output is correct |
19 |
Correct |
1782 ms |
266172 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 |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
1 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 |
0 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 |
0 ms |
340 KB |
Output is correct |
44 |
Correct |
0 ms |
340 KB |
Output is correct |
45 |
Correct |
0 ms |
224 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 |
1 ms |
212 KB |
Output is correct |
56 |
Correct |
0 ms |
340 KB |
Output is correct |
57 |
Correct |
2 ms |
980 KB |
Output is correct |
58 |
Correct |
4 ms |
2004 KB |
Output is correct |
59 |
Correct |
8 ms |
5360 KB |
Output is correct |
60 |
Correct |
8 ms |
5332 KB |
Output is correct |
61 |
Correct |
9 ms |
5460 KB |
Output is correct |
62 |
Correct |
9 ms |
5404 KB |
Output is correct |
63 |
Correct |
8 ms |
5460 KB |
Output is correct |
64 |
Correct |
5 ms |
2900 KB |
Output is correct |
65 |
Correct |
8 ms |
4180 KB |
Output is correct |
66 |
Correct |
8 ms |
4792 KB |
Output is correct |
67 |
Correct |
8 ms |
4820 KB |
Output is correct |
68 |
Correct |
7 ms |
4180 KB |
Output is correct |
69 |
Correct |
8 ms |
4180 KB |
Output is correct |
70 |
Correct |
10 ms |
5460 KB |
Output is correct |
71 |
Correct |
90 ms |
34728 KB |
Output is correct |
72 |
Correct |
152 ms |
42768 KB |
Output is correct |
73 |
Correct |
629 ms |
262500 KB |
Output is correct |
74 |
Correct |
591 ms |
262868 KB |
Output is correct |
75 |
Correct |
580 ms |
263080 KB |
Output is correct |
76 |
Correct |
601 ms |
263252 KB |
Output is correct |
77 |
Correct |
601 ms |
263144 KB |
Output is correct |
78 |
Correct |
373 ms |
157784 KB |
Output is correct |
79 |
Correct |
153 ms |
44340 KB |
Output is correct |
80 |
Correct |
558 ms |
234148 KB |
Output is correct |
81 |
Correct |
533 ms |
237612 KB |
Output is correct |
82 |
Correct |
464 ms |
187752 KB |
Output is correct |
83 |
Correct |
478 ms |
187760 KB |
Output is correct |
84 |
Correct |
569 ms |
263152 KB |
Output is correct |
85 |
Correct |
1792 ms |
891052 KB |
Output is correct |
86 |
Runtime error |
2920 ms |
2097152 KB |
Execution killed with signal 9 |
87 |
Halted |
0 ms |
0 KB |
- |