#include<bits/stdc++.h>
#define st first
#define nd second
using namespace std;
using ll = long long;
const int N=2505;
ll dp[N][N];
int main(){
int n;
cin>>n;
string s;
cin>>s;
int A, B, C;
cin>>A>>B>>C;
for(int l=1; l<=n; l++){
for(int i=0; i<=n-l; i++){
dp[i][i+l-1]=max({dp[i][i+l-1], dp[i][i+l-2], dp[i+1][i+l-1]});
}
ll pot=1;
int bas=124338541;
ll hasz=0;
for(int i=0; i<l; i++){
pot*=bas;
}
vector<pair<ll, int> > V;
for(int i=0; i<n; i++){
hasz*=bas;
hasz+=s[i];
if(i>=l)hasz-=pot*ll(s[i-l]);
if(i>=l-1)V.push_back({hasz, i});
}
vector<int> par(n, -1);
sort(V.begin(), V.end());
for(int i=0; i<=n-l; i++){
//cout<<V[i].st<<","<<V[i].nd<<" ";
int t=upper_bound(V.begin(), V.end(), make_pair(V[i].st, V[i].nd-l))-V.begin();
t--;
if(t>=0 && V[t].st==V[i].st)par[V[i].nd]=V[t].nd;
}
//cout<<"\n";
for(int i=0; i<n; i++){
//cout<<i<<" "<<par[i]<<"\n";
int j=2, p=par[i];
while(p!=-1){
//if(l==3 && i==7 && p==4)cout<<"a"<<" "<<(j-1)*l*1ll*A<<" "<<dp[p-l+1][p]<<" "<<B+j*1ll*C<<"\n";
dp[p-l+1][i]=max(dp[p-l+1][i], (j-1)*l*1ll*A+dp[p-l+1][p]-B-j*1ll*C);
p=par[p];
j++;
}
}
}
for(int i=0; i<n; i++){
for(int j=i; j<n; j++){
//cout<<A*(j-i+1)-dp[i][j]<<" \n"[j==n-1];
}
}
cout<<A*1ll*n-dp[0][n-1];
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
304 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
389 ms |
20760 KB |
Output is correct |
4 |
Correct |
419 ms |
23572 KB |
Output is correct |
5 |
Correct |
450 ms |
26784 KB |
Output is correct |
6 |
Correct |
594 ms |
30172 KB |
Output is correct |
7 |
Correct |
678 ms |
33880 KB |
Output is correct |
8 |
Correct |
646 ms |
33884 KB |
Output is correct |
9 |
Correct |
618 ms |
33988 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 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 |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 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 |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
304 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
304 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
312 KB |
Output is correct |
19 |
Correct |
1 ms |
340 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 |
0 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
436 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
436 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
0 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
304 KB |
Output is correct |
35 |
Correct |
1 ms |
308 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 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
304 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
304 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
312 KB |
Output is correct |
19 |
Correct |
1 ms |
340 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 |
0 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
436 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
436 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
0 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
304 KB |
Output is correct |
35 |
Correct |
1 ms |
308 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 |
596 KB |
Output is correct |
41 |
Correct |
2 ms |
1236 KB |
Output is correct |
42 |
Correct |
3 ms |
1264 KB |
Output is correct |
43 |
Correct |
3 ms |
1236 KB |
Output is correct |
44 |
Correct |
3 ms |
1236 KB |
Output is correct |
45 |
Correct |
2 ms |
1236 KB |
Output is correct |
46 |
Correct |
3 ms |
1236 KB |
Output is correct |
47 |
Correct |
3 ms |
1236 KB |
Output is correct |
48 |
Correct |
3 ms |
1236 KB |
Output is correct |
49 |
Correct |
4 ms |
1256 KB |
Output is correct |
50 |
Correct |
4 ms |
1260 KB |
Output is correct |
51 |
Correct |
4 ms |
1236 KB |
Output is correct |
52 |
Correct |
3 ms |
1236 KB |
Output is correct |
53 |
Correct |
3 ms |
1236 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
304 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
304 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
312 KB |
Output is correct |
19 |
Correct |
1 ms |
340 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 |
0 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
436 KB |
Output is correct |
30 |
Correct |
1 ms |
340 KB |
Output is correct |
31 |
Correct |
1 ms |
436 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
0 ms |
340 KB |
Output is correct |
34 |
Correct |
0 ms |
304 KB |
Output is correct |
35 |
Correct |
1 ms |
308 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 |
596 KB |
Output is correct |
41 |
Correct |
2 ms |
1236 KB |
Output is correct |
42 |
Correct |
3 ms |
1264 KB |
Output is correct |
43 |
Correct |
3 ms |
1236 KB |
Output is correct |
44 |
Correct |
3 ms |
1236 KB |
Output is correct |
45 |
Correct |
2 ms |
1236 KB |
Output is correct |
46 |
Correct |
3 ms |
1236 KB |
Output is correct |
47 |
Correct |
3 ms |
1236 KB |
Output is correct |
48 |
Correct |
3 ms |
1236 KB |
Output is correct |
49 |
Correct |
4 ms |
1256 KB |
Output is correct |
50 |
Correct |
4 ms |
1260 KB |
Output is correct |
51 |
Correct |
4 ms |
1236 KB |
Output is correct |
52 |
Correct |
3 ms |
1236 KB |
Output is correct |
53 |
Correct |
3 ms |
1236 KB |
Output is correct |
54 |
Correct |
10 ms |
2908 KB |
Output is correct |
55 |
Correct |
55 ms |
8148 KB |
Output is correct |
56 |
Correct |
55 ms |
8252 KB |
Output is correct |
57 |
Correct |
55 ms |
8256 KB |
Output is correct |
58 |
Correct |
54 ms |
8148 KB |
Output is correct |
59 |
Correct |
59 ms |
8268 KB |
Output is correct |
60 |
Correct |
52 ms |
8144 KB |
Output is correct |
61 |
Correct |
74 ms |
8256 KB |
Output is correct |
62 |
Correct |
72 ms |
8272 KB |
Output is correct |
63 |
Correct |
71 ms |
8204 KB |
Output is correct |
64 |
Correct |
63 ms |
8228 KB |
Output is correct |
65 |
Correct |
76 ms |
8240 KB |
Output is correct |
66 |
Correct |
74 ms |
8248 KB |
Output is correct |
67 |
Correct |
50 ms |
8244 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
304 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
389 ms |
20760 KB |
Output is correct |
14 |
Correct |
419 ms |
23572 KB |
Output is correct |
15 |
Correct |
450 ms |
26784 KB |
Output is correct |
16 |
Correct |
594 ms |
30172 KB |
Output is correct |
17 |
Correct |
678 ms |
33880 KB |
Output is correct |
18 |
Correct |
646 ms |
33884 KB |
Output is correct |
19 |
Correct |
618 ms |
33988 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
340 KB |
Output is correct |
29 |
Correct |
0 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
304 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 |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
312 KB |
Output is correct |
36 |
Correct |
1 ms |
340 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 |
0 ms |
340 KB |
Output is correct |
46 |
Correct |
1 ms |
436 KB |
Output is correct |
47 |
Correct |
1 ms |
340 KB |
Output is correct |
48 |
Correct |
1 ms |
436 KB |
Output is correct |
49 |
Correct |
1 ms |
340 KB |
Output is correct |
50 |
Correct |
0 ms |
340 KB |
Output is correct |
51 |
Correct |
0 ms |
304 KB |
Output is correct |
52 |
Correct |
1 ms |
308 KB |
Output is correct |
53 |
Correct |
0 ms |
212 KB |
Output is correct |
54 |
Correct |
1 ms |
212 KB |
Output is correct |
55 |
Correct |
1 ms |
340 KB |
Output is correct |
56 |
Correct |
1 ms |
340 KB |
Output is correct |
57 |
Correct |
1 ms |
596 KB |
Output is correct |
58 |
Correct |
2 ms |
1236 KB |
Output is correct |
59 |
Correct |
3 ms |
1264 KB |
Output is correct |
60 |
Correct |
3 ms |
1236 KB |
Output is correct |
61 |
Correct |
3 ms |
1236 KB |
Output is correct |
62 |
Correct |
2 ms |
1236 KB |
Output is correct |
63 |
Correct |
3 ms |
1236 KB |
Output is correct |
64 |
Correct |
3 ms |
1236 KB |
Output is correct |
65 |
Correct |
3 ms |
1236 KB |
Output is correct |
66 |
Correct |
4 ms |
1256 KB |
Output is correct |
67 |
Correct |
4 ms |
1260 KB |
Output is correct |
68 |
Correct |
4 ms |
1236 KB |
Output is correct |
69 |
Correct |
3 ms |
1236 KB |
Output is correct |
70 |
Correct |
3 ms |
1236 KB |
Output is correct |
71 |
Correct |
10 ms |
2908 KB |
Output is correct |
72 |
Correct |
55 ms |
8148 KB |
Output is correct |
73 |
Correct |
55 ms |
8252 KB |
Output is correct |
74 |
Correct |
55 ms |
8256 KB |
Output is correct |
75 |
Correct |
54 ms |
8148 KB |
Output is correct |
76 |
Correct |
59 ms |
8268 KB |
Output is correct |
77 |
Correct |
52 ms |
8144 KB |
Output is correct |
78 |
Correct |
74 ms |
8256 KB |
Output is correct |
79 |
Correct |
72 ms |
8272 KB |
Output is correct |
80 |
Correct |
71 ms |
8204 KB |
Output is correct |
81 |
Correct |
63 ms |
8228 KB |
Output is correct |
82 |
Correct |
76 ms |
8240 KB |
Output is correct |
83 |
Correct |
74 ms |
8248 KB |
Output is correct |
84 |
Correct |
50 ms |
8244 KB |
Output is correct |
85 |
Correct |
160 ms |
16488 KB |
Output is correct |
86 |
Correct |
423 ms |
34008 KB |
Output is correct |
87 |
Correct |
403 ms |
33864 KB |
Output is correct |
88 |
Correct |
394 ms |
33944 KB |
Output is correct |
89 |
Correct |
399 ms |
33832 KB |
Output is correct |
90 |
Correct |
389 ms |
33900 KB |
Output is correct |
91 |
Correct |
589 ms |
33868 KB |
Output is correct |
92 |
Correct |
646 ms |
33956 KB |
Output is correct |
93 |
Correct |
459 ms |
33884 KB |
Output is correct |
94 |
Correct |
459 ms |
33848 KB |
Output is correct |
95 |
Correct |
623 ms |
33996 KB |
Output is correct |
96 |
Correct |
636 ms |
33880 KB |
Output is correct |
97 |
Correct |
403 ms |
33884 KB |
Output is correct |