#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF=1e17;
ll baza=29;
const ll mod=1e9+7;
ll h[2505],A,B,C;
ll dp[2505][2505];
ll v[2505];
map<ll,ll> nrm;
vector<int> who[2505];
ll n;
string s;
ll nxt[2505];
ll pw[2505];
ll gethash(ll l,ll r)
{
ll rez=(h[r]-(h[l-1]*pw[r-l+1])%mod+mod)%mod;
return rez;
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(0);
pw[0]=1;
for(int i=1;i<=2500;i++)
pw[i]=(pw[i-1]*baza)%mod;
cin>>n>>s>>A>>B>>C;
s=" "+s;
for(int i=1;i<=n;i++)
h[i]=(h[i-1]*baza+s[i]-'a'+1)%mod;
for(int i=1;i<=n;i++)
for(int j=i;j<=n;j++)
dp[i][j]=INF;
for(int i=1;i<=n;i++)
dp[i][i]=A;
for(int lg=1;lg<n;lg++)
{
nrm.clear();
vector<ll> vals;
for(ll i=1;i+lg-1<=n;i++)
{
v[i]=gethash(i,i+lg-1);
vals.push_back(v[i]);
}
sort(vals.begin(),vals.end());
vals.erase(unique(vals.begin(),vals.end()),vals.end());
for(int i=0;i<vals.size();i++)
{
nrm[vals[i]]=i+1;
who[i+1].clear();
}
for(int i=1;i+lg-1<=n;i++)
{
v[i]=nrm[v[i]];
who[v[i]].push_back(i);
}
for(int i=1;i+lg-1<=n;i++)
{
nxt[i]=n+1;
ll st=0;
ll dr=who[v[i]].size();
dr--;
while(st<=dr)
{
int mij=(st+dr)/2;
if(who[v[i]][mij]>i+lg-1)
{
nxt[i]=who[v[i]][mij];
dr=mij-1;
}
else
st=mij+1;
}
}
for(int i=1;i+lg-1<=n;i++)
{
ll l=i;
ll r=i+lg-1;
if(l>1)
dp[l-1][r]=min(dp[l-1][r],dp[l][r]+A);
if(r<n)
dp[l][r+1]=min(dp[l][r+1],dp[l][r]+A);
ll val=dp[l][r];
ll j=i;
ll cnt=1;
while(nxt[j]<=n)
{
cnt++;
j=nxt[j];
r=j+lg-1;
ll cost=val+B+C*cnt+A*(r-l+1-cnt*lg);
dp[l][r]=min(dp[l][r],cost);
}
}
}
cout<<dp[1][n];
return 0;
}
Compilation message
copypaste3.cpp: In function 'int main()':
copypaste3.cpp:49:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
49 | for(int i=0;i<vals.size();i++)
| ~^~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2392 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
0 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2592 KB |
Output is correct |
7 |
Correct |
1 ms |
2392 KB |
Output is correct |
8 |
Correct |
1 ms |
2548 KB |
Output is correct |
9 |
Correct |
1 ms |
2392 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2396 KB |
Output is correct |
3 |
Correct |
200 ms |
37584 KB |
Output is correct |
4 |
Correct |
192 ms |
39640 KB |
Output is correct |
5 |
Correct |
232 ms |
43788 KB |
Output is correct |
6 |
Correct |
272 ms |
47704 KB |
Output is correct |
7 |
Correct |
329 ms |
48288 KB |
Output is correct |
8 |
Correct |
335 ms |
48304 KB |
Output is correct |
9 |
Correct |
372 ms |
48296 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2396 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2392 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
0 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2592 KB |
Output is correct |
7 |
Correct |
1 ms |
2392 KB |
Output is correct |
8 |
Correct |
1 ms |
2548 KB |
Output is correct |
9 |
Correct |
1 ms |
2392 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2392 KB |
Output is correct |
12 |
Correct |
1 ms |
2392 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2592 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
600 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
1 ms |
2396 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2392 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
0 ms |
2396 KB |
Output is correct |
27 |
Correct |
1 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
1 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
1 ms |
2396 KB |
Output is correct |
32 |
Correct |
1 ms |
2396 KB |
Output is correct |
33 |
Correct |
1 ms |
2396 KB |
Output is correct |
34 |
Correct |
1 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2396 KB |
Output is correct |
38 |
Correct |
1 ms |
2392 KB |
Output is correct |
39 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2392 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
0 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2592 KB |
Output is correct |
7 |
Correct |
1 ms |
2392 KB |
Output is correct |
8 |
Correct |
1 ms |
2548 KB |
Output is correct |
9 |
Correct |
1 ms |
2392 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2392 KB |
Output is correct |
12 |
Correct |
1 ms |
2392 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2592 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
600 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
1 ms |
2396 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2392 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
0 ms |
2396 KB |
Output is correct |
27 |
Correct |
1 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
1 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
1 ms |
2396 KB |
Output is correct |
32 |
Correct |
1 ms |
2396 KB |
Output is correct |
33 |
Correct |
1 ms |
2396 KB |
Output is correct |
34 |
Correct |
1 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2396 KB |
Output is correct |
38 |
Correct |
1 ms |
2392 KB |
Output is correct |
39 |
Correct |
1 ms |
2396 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
2 ms |
4444 KB |
Output is correct |
42 |
Correct |
4 ms |
4444 KB |
Output is correct |
43 |
Correct |
3 ms |
4508 KB |
Output is correct |
44 |
Correct |
4 ms |
4696 KB |
Output is correct |
45 |
Correct |
4 ms |
4692 KB |
Output is correct |
46 |
Correct |
4 ms |
4696 KB |
Output is correct |
47 |
Correct |
2 ms |
4444 KB |
Output is correct |
48 |
Correct |
3 ms |
4444 KB |
Output is correct |
49 |
Correct |
4 ms |
4440 KB |
Output is correct |
50 |
Correct |
4 ms |
4444 KB |
Output is correct |
51 |
Correct |
4 ms |
4444 KB |
Output is correct |
52 |
Correct |
3 ms |
4440 KB |
Output is correct |
53 |
Correct |
4 ms |
4700 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2392 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
0 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2592 KB |
Output is correct |
7 |
Correct |
1 ms |
2392 KB |
Output is correct |
8 |
Correct |
1 ms |
2548 KB |
Output is correct |
9 |
Correct |
1 ms |
2392 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2392 KB |
Output is correct |
12 |
Correct |
1 ms |
2392 KB |
Output is correct |
13 |
Correct |
1 ms |
2396 KB |
Output is correct |
14 |
Correct |
1 ms |
2592 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
600 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
1 ms |
2396 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2392 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
0 ms |
2396 KB |
Output is correct |
27 |
Correct |
1 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2396 KB |
Output is correct |
29 |
Correct |
1 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
1 ms |
2396 KB |
Output is correct |
32 |
Correct |
1 ms |
2396 KB |
Output is correct |
33 |
Correct |
1 ms |
2396 KB |
Output is correct |
34 |
Correct |
1 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2396 KB |
Output is correct |
38 |
Correct |
1 ms |
2392 KB |
Output is correct |
39 |
Correct |
1 ms |
2396 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
2 ms |
4444 KB |
Output is correct |
42 |
Correct |
4 ms |
4444 KB |
Output is correct |
43 |
Correct |
3 ms |
4508 KB |
Output is correct |
44 |
Correct |
4 ms |
4696 KB |
Output is correct |
45 |
Correct |
4 ms |
4692 KB |
Output is correct |
46 |
Correct |
4 ms |
4696 KB |
Output is correct |
47 |
Correct |
2 ms |
4444 KB |
Output is correct |
48 |
Correct |
3 ms |
4444 KB |
Output is correct |
49 |
Correct |
4 ms |
4440 KB |
Output is correct |
50 |
Correct |
4 ms |
4444 KB |
Output is correct |
51 |
Correct |
4 ms |
4444 KB |
Output is correct |
52 |
Correct |
3 ms |
4440 KB |
Output is correct |
53 |
Correct |
4 ms |
4700 KB |
Output is correct |
54 |
Correct |
17 ms |
10840 KB |
Output is correct |
55 |
Correct |
32 ms |
21084 KB |
Output is correct |
56 |
Correct |
97 ms |
21220 KB |
Output is correct |
57 |
Correct |
87 ms |
21220 KB |
Output is correct |
58 |
Correct |
97 ms |
21212 KB |
Output is correct |
59 |
Correct |
89 ms |
21212 KB |
Output is correct |
60 |
Correct |
95 ms |
21200 KB |
Output is correct |
61 |
Correct |
59 ms |
21144 KB |
Output is correct |
62 |
Correct |
36 ms |
21336 KB |
Output is correct |
63 |
Correct |
77 ms |
21080 KB |
Output is correct |
64 |
Correct |
80 ms |
21084 KB |
Output is correct |
65 |
Correct |
76 ms |
21432 KB |
Output is correct |
66 |
Correct |
61 ms |
21176 KB |
Output is correct |
67 |
Correct |
103 ms |
21204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
2396 KB |
Output is correct |
2 |
Correct |
1 ms |
2392 KB |
Output is correct |
3 |
Correct |
0 ms |
2396 KB |
Output is correct |
4 |
Correct |
0 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2592 KB |
Output is correct |
7 |
Correct |
1 ms |
2392 KB |
Output is correct |
8 |
Correct |
1 ms |
2548 KB |
Output is correct |
9 |
Correct |
1 ms |
2392 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2396 KB |
Output is correct |
12 |
Correct |
1 ms |
2396 KB |
Output is correct |
13 |
Correct |
200 ms |
37584 KB |
Output is correct |
14 |
Correct |
192 ms |
39640 KB |
Output is correct |
15 |
Correct |
232 ms |
43788 KB |
Output is correct |
16 |
Correct |
272 ms |
47704 KB |
Output is correct |
17 |
Correct |
329 ms |
48288 KB |
Output is correct |
18 |
Correct |
335 ms |
48304 KB |
Output is correct |
19 |
Correct |
372 ms |
48296 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
2396 KB |
Output is correct |
23 |
Correct |
1 ms |
2396 KB |
Output is correct |
24 |
Correct |
1 ms |
2396 KB |
Output is correct |
25 |
Correct |
1 ms |
2396 KB |
Output is correct |
26 |
Correct |
1 ms |
2396 KB |
Output is correct |
27 |
Correct |
1 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2392 KB |
Output is correct |
29 |
Correct |
1 ms |
2392 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
31 |
Correct |
1 ms |
2592 KB |
Output is correct |
32 |
Correct |
1 ms |
2396 KB |
Output is correct |
33 |
Correct |
1 ms |
2396 KB |
Output is correct |
34 |
Correct |
1 ms |
2396 KB |
Output is correct |
35 |
Correct |
1 ms |
600 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2396 KB |
Output is correct |
38 |
Correct |
1 ms |
2396 KB |
Output is correct |
39 |
Correct |
1 ms |
2396 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
1 ms |
2392 KB |
Output is correct |
42 |
Correct |
1 ms |
2396 KB |
Output is correct |
43 |
Correct |
0 ms |
2396 KB |
Output is correct |
44 |
Correct |
1 ms |
2396 KB |
Output is correct |
45 |
Correct |
1 ms |
2396 KB |
Output is correct |
46 |
Correct |
1 ms |
2396 KB |
Output is correct |
47 |
Correct |
1 ms |
2396 KB |
Output is correct |
48 |
Correct |
1 ms |
2396 KB |
Output is correct |
49 |
Correct |
1 ms |
2396 KB |
Output is correct |
50 |
Correct |
1 ms |
2396 KB |
Output is correct |
51 |
Correct |
1 ms |
344 KB |
Output is correct |
52 |
Correct |
1 ms |
344 KB |
Output is correct |
53 |
Correct |
1 ms |
2396 KB |
Output is correct |
54 |
Correct |
1 ms |
2396 KB |
Output is correct |
55 |
Correct |
1 ms |
2392 KB |
Output is correct |
56 |
Correct |
1 ms |
2396 KB |
Output is correct |
57 |
Correct |
1 ms |
2396 KB |
Output is correct |
58 |
Correct |
2 ms |
4444 KB |
Output is correct |
59 |
Correct |
4 ms |
4444 KB |
Output is correct |
60 |
Correct |
3 ms |
4508 KB |
Output is correct |
61 |
Correct |
4 ms |
4696 KB |
Output is correct |
62 |
Correct |
4 ms |
4692 KB |
Output is correct |
63 |
Correct |
4 ms |
4696 KB |
Output is correct |
64 |
Correct |
2 ms |
4444 KB |
Output is correct |
65 |
Correct |
3 ms |
4444 KB |
Output is correct |
66 |
Correct |
4 ms |
4440 KB |
Output is correct |
67 |
Correct |
4 ms |
4444 KB |
Output is correct |
68 |
Correct |
4 ms |
4444 KB |
Output is correct |
69 |
Correct |
3 ms |
4440 KB |
Output is correct |
70 |
Correct |
4 ms |
4700 KB |
Output is correct |
71 |
Correct |
17 ms |
10840 KB |
Output is correct |
72 |
Correct |
32 ms |
21084 KB |
Output is correct |
73 |
Correct |
97 ms |
21220 KB |
Output is correct |
74 |
Correct |
87 ms |
21220 KB |
Output is correct |
75 |
Correct |
97 ms |
21212 KB |
Output is correct |
76 |
Correct |
89 ms |
21212 KB |
Output is correct |
77 |
Correct |
95 ms |
21200 KB |
Output is correct |
78 |
Correct |
59 ms |
21144 KB |
Output is correct |
79 |
Correct |
36 ms |
21336 KB |
Output is correct |
80 |
Correct |
77 ms |
21080 KB |
Output is correct |
81 |
Correct |
80 ms |
21084 KB |
Output is correct |
82 |
Correct |
76 ms |
21432 KB |
Output is correct |
83 |
Correct |
61 ms |
21176 KB |
Output is correct |
84 |
Correct |
103 ms |
21204 KB |
Output is correct |
85 |
Correct |
248 ms |
33628 KB |
Output is correct |
86 |
Correct |
616 ms |
48348 KB |
Output is correct |
87 |
Correct |
672 ms |
48720 KB |
Output is correct |
88 |
Correct |
622 ms |
48524 KB |
Output is correct |
89 |
Correct |
619 ms |
48512 KB |
Output is correct |
90 |
Correct |
615 ms |
48504 KB |
Output is correct |
91 |
Correct |
307 ms |
48304 KB |
Output is correct |
92 |
Correct |
265 ms |
48220 KB |
Output is correct |
93 |
Correct |
520 ms |
48396 KB |
Output is correct |
94 |
Correct |
553 ms |
48468 KB |
Output is correct |
95 |
Correct |
490 ms |
48424 KB |
Output is correct |
96 |
Correct |
538 ms |
48420 KB |
Output is correct |
97 |
Incorrect |
611 ms |
48504 KB |
Output isn't correct |
98 |
Halted |
0 ms |
0 KB |
- |