#include<bits/stdc++.h>
#define ii __int128_t
#define ll long long
#define pll pair<ll, ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define ld long double
using namespace std;
const ll maxn=2505;
const ii p=197, Mod=1000000069;
vector <ll> pos[maxn*maxn];
ii Hash[maxn][maxn];
long long check[maxn*maxn];
ll pi[maxn][maxn], idx[maxn][maxn], cnt[maxn][maxn], R[maxn][maxn];
inline ll calc(ll l, ll r, ll q)
{
ll id=idx[l][r], len=r-l+1;
while (1)
{
ll p=upper_bound(pos[id].begin(), pos[id].end(), R[l][r])-pos[id].begin();
if (p>=pos[id].size() || pos[id][p]+len-1>q) break;
cnt[l][r]++, R[l][r]=pos[id][p]+len-1;
// cout << cnt[l][r] << " " << R[l][r] << "\n";
}
return cnt[l][r];
}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
ll n; cin >> n;
string s; cin >> s; s='$'+s;
long long A, B, C; cin >> A >> B >> C;
vector <ii> num;
for (ll i=1; i<=n; i++)
{
for (ll j=i+1; j<=n; j++)
{
ll k=pi[i][j-1];
while (k && s[i+k]!=s[j])
k=pi[i][k-1];
pi[i][j]=k+(s[i+k]==s[j]);
}
for (ll j=i; j<=n; j++)
{
Hash[i][j]=(Hash[i][j-1]*p+s[j])%Mod;
num.pb(Hash[i][j]), R[i][j]=j, cnt[i][j]=1;
}
}
sort(num.begin(), num.end());
num.resize(unique(num.begin(), num.end())-num.begin());
for (ll i=1; i<=n; i++)
for (ll j=i; j<=n; j++)
{
idx[i][j]=lower_bound(num.begin(), num.end(), Hash[i][j])-num.begin();
pos[idx[i][j]].pb(i);
}
for (ll len=1; len<=n; len++)
{
for (ll i=1; i+len<=n+1; i++)
{
ll j=i+len-1, crr=pi[i][j];
if (check[idx[i][j]])
continue;
check[idx[i][j]]=A*len;
if (i<j) check[idx[i][j]]=min({check[idx[i][j]], check[idx[i+1][j]]+A, check[idx[i][j-1]]+A});
for (; crr; crr=pi[i][i+crr-1])
if (crr*2<=len)
{
ll c=calc(i, i+crr-1, j);
long long val=check[idx[i][i+crr-1]];
check[idx[i][j]]=min(check[idx[i][j]], val+B+C*c+A*(len-crr*c));
}
}
}
cout << check[idx[1][n]];
}
Compilation message
copypaste3.cpp: In function 'long long int calc(long long int, long long int, long long int)':
copypaste3.cpp:25:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
25 | if (p>=pos[id].size() || pos[id][p]+len-1>q) break;
| ~^~~~~~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
47 ms |
152912 KB |
Output is correct |
2 |
Correct |
47 ms |
152924 KB |
Output is correct |
3 |
Correct |
49 ms |
152924 KB |
Output is correct |
4 |
Correct |
48 ms |
152724 KB |
Output is correct |
5 |
Correct |
46 ms |
152916 KB |
Output is correct |
6 |
Correct |
47 ms |
152952 KB |
Output is correct |
7 |
Correct |
48 ms |
152928 KB |
Output is correct |
8 |
Correct |
48 ms |
152908 KB |
Output is correct |
9 |
Correct |
49 ms |
152924 KB |
Output is correct |
10 |
Correct |
49 ms |
152752 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
50 ms |
157008 KB |
Output is correct |
2 |
Correct |
48 ms |
152928 KB |
Output is correct |
3 |
Correct |
466 ms |
378376 KB |
Output is correct |
4 |
Correct |
445 ms |
399532 KB |
Output is correct |
5 |
Correct |
518 ms |
429864 KB |
Output is correct |
6 |
Correct |
666 ms |
460008 KB |
Output is correct |
7 |
Correct |
767 ms |
484208 KB |
Output is correct |
8 |
Correct |
680 ms |
485456 KB |
Output is correct |
9 |
Correct |
682 ms |
484160 KB |
Output is correct |
10 |
Correct |
48 ms |
152920 KB |
Output is correct |
11 |
Correct |
47 ms |
152912 KB |
Output is correct |
12 |
Correct |
47 ms |
152920 KB |
Output is correct |
13 |
Correct |
47 ms |
152956 KB |
Output is correct |
14 |
Correct |
50 ms |
152820 KB |
Output is correct |
15 |
Correct |
48 ms |
155084 KB |
Output is correct |
16 |
Correct |
51 ms |
159360 KB |
Output is correct |
17 |
Correct |
46 ms |
152928 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
47 ms |
152912 KB |
Output is correct |
2 |
Correct |
47 ms |
152924 KB |
Output is correct |
3 |
Correct |
49 ms |
152924 KB |
Output is correct |
4 |
Correct |
48 ms |
152724 KB |
Output is correct |
5 |
Correct |
46 ms |
152916 KB |
Output is correct |
6 |
Correct |
47 ms |
152952 KB |
Output is correct |
7 |
Correct |
48 ms |
152928 KB |
Output is correct |
8 |
Correct |
48 ms |
152908 KB |
Output is correct |
9 |
Correct |
49 ms |
152924 KB |
Output is correct |
10 |
Correct |
49 ms |
152752 KB |
Output is correct |
11 |
Correct |
47 ms |
154960 KB |
Output is correct |
12 |
Correct |
48 ms |
157048 KB |
Output is correct |
13 |
Correct |
49 ms |
157008 KB |
Output is correct |
14 |
Correct |
47 ms |
152988 KB |
Output is correct |
15 |
Correct |
48 ms |
157188 KB |
Output is correct |
16 |
Correct |
50 ms |
155080 KB |
Output is correct |
17 |
Correct |
47 ms |
152932 KB |
Output is correct |
18 |
Correct |
47 ms |
152900 KB |
Output is correct |
19 |
Correct |
48 ms |
155068 KB |
Output is correct |
20 |
Correct |
46 ms |
152920 KB |
Output is correct |
21 |
Correct |
48 ms |
159324 KB |
Output is correct |
22 |
Correct |
48 ms |
159312 KB |
Output is correct |
23 |
Correct |
48 ms |
159204 KB |
Output is correct |
24 |
Correct |
48 ms |
159324 KB |
Output is correct |
25 |
Correct |
49 ms |
159364 KB |
Output is correct |
26 |
Correct |
48 ms |
159200 KB |
Output is correct |
27 |
Correct |
54 ms |
159360 KB |
Output is correct |
28 |
Correct |
48 ms |
159312 KB |
Output is correct |
29 |
Correct |
50 ms |
159316 KB |
Output is correct |
30 |
Correct |
48 ms |
159276 KB |
Output is correct |
31 |
Correct |
52 ms |
159496 KB |
Output is correct |
32 |
Correct |
49 ms |
159300 KB |
Output is correct |
33 |
Correct |
49 ms |
159360 KB |
Output is correct |
34 |
Correct |
49 ms |
152688 KB |
Output is correct |
35 |
Correct |
48 ms |
152924 KB |
Output is correct |
36 |
Correct |
49 ms |
152952 KB |
Output is correct |
37 |
Correct |
47 ms |
152948 KB |
Output is correct |
38 |
Correct |
47 ms |
154972 KB |
Output is correct |
39 |
Correct |
49 ms |
159320 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
47 ms |
152912 KB |
Output is correct |
2 |
Correct |
47 ms |
152924 KB |
Output is correct |
3 |
Correct |
49 ms |
152924 KB |
Output is correct |
4 |
Correct |
48 ms |
152724 KB |
Output is correct |
5 |
Correct |
46 ms |
152916 KB |
Output is correct |
6 |
Correct |
47 ms |
152952 KB |
Output is correct |
7 |
Correct |
48 ms |
152928 KB |
Output is correct |
8 |
Correct |
48 ms |
152908 KB |
Output is correct |
9 |
Correct |
49 ms |
152924 KB |
Output is correct |
10 |
Correct |
49 ms |
152752 KB |
Output is correct |
11 |
Correct |
47 ms |
154960 KB |
Output is correct |
12 |
Correct |
48 ms |
157048 KB |
Output is correct |
13 |
Correct |
49 ms |
157008 KB |
Output is correct |
14 |
Correct |
47 ms |
152988 KB |
Output is correct |
15 |
Correct |
48 ms |
157188 KB |
Output is correct |
16 |
Correct |
50 ms |
155080 KB |
Output is correct |
17 |
Correct |
47 ms |
152932 KB |
Output is correct |
18 |
Correct |
47 ms |
152900 KB |
Output is correct |
19 |
Correct |
48 ms |
155068 KB |
Output is correct |
20 |
Correct |
46 ms |
152920 KB |
Output is correct |
21 |
Correct |
48 ms |
159324 KB |
Output is correct |
22 |
Correct |
48 ms |
159312 KB |
Output is correct |
23 |
Correct |
48 ms |
159204 KB |
Output is correct |
24 |
Correct |
48 ms |
159324 KB |
Output is correct |
25 |
Correct |
49 ms |
159364 KB |
Output is correct |
26 |
Correct |
48 ms |
159200 KB |
Output is correct |
27 |
Correct |
54 ms |
159360 KB |
Output is correct |
28 |
Correct |
48 ms |
159312 KB |
Output is correct |
29 |
Correct |
50 ms |
159316 KB |
Output is correct |
30 |
Correct |
48 ms |
159276 KB |
Output is correct |
31 |
Correct |
52 ms |
159496 KB |
Output is correct |
32 |
Correct |
49 ms |
159300 KB |
Output is correct |
33 |
Correct |
49 ms |
159360 KB |
Output is correct |
34 |
Correct |
49 ms |
152688 KB |
Output is correct |
35 |
Correct |
48 ms |
152924 KB |
Output is correct |
36 |
Correct |
49 ms |
152952 KB |
Output is correct |
37 |
Correct |
47 ms |
152948 KB |
Output is correct |
38 |
Correct |
47 ms |
154972 KB |
Output is correct |
39 |
Correct |
49 ms |
159320 KB |
Output is correct |
40 |
Correct |
52 ms |
160052 KB |
Output is correct |
41 |
Correct |
57 ms |
169640 KB |
Output is correct |
42 |
Correct |
57 ms |
169932 KB |
Output is correct |
43 |
Correct |
59 ms |
169940 KB |
Output is correct |
44 |
Incorrect |
58 ms |
170052 KB |
Output isn't correct |
45 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
47 ms |
152912 KB |
Output is correct |
2 |
Correct |
47 ms |
152924 KB |
Output is correct |
3 |
Correct |
49 ms |
152924 KB |
Output is correct |
4 |
Correct |
48 ms |
152724 KB |
Output is correct |
5 |
Correct |
46 ms |
152916 KB |
Output is correct |
6 |
Correct |
47 ms |
152952 KB |
Output is correct |
7 |
Correct |
48 ms |
152928 KB |
Output is correct |
8 |
Correct |
48 ms |
152908 KB |
Output is correct |
9 |
Correct |
49 ms |
152924 KB |
Output is correct |
10 |
Correct |
49 ms |
152752 KB |
Output is correct |
11 |
Correct |
47 ms |
154960 KB |
Output is correct |
12 |
Correct |
48 ms |
157048 KB |
Output is correct |
13 |
Correct |
49 ms |
157008 KB |
Output is correct |
14 |
Correct |
47 ms |
152988 KB |
Output is correct |
15 |
Correct |
48 ms |
157188 KB |
Output is correct |
16 |
Correct |
50 ms |
155080 KB |
Output is correct |
17 |
Correct |
47 ms |
152932 KB |
Output is correct |
18 |
Correct |
47 ms |
152900 KB |
Output is correct |
19 |
Correct |
48 ms |
155068 KB |
Output is correct |
20 |
Correct |
46 ms |
152920 KB |
Output is correct |
21 |
Correct |
48 ms |
159324 KB |
Output is correct |
22 |
Correct |
48 ms |
159312 KB |
Output is correct |
23 |
Correct |
48 ms |
159204 KB |
Output is correct |
24 |
Correct |
48 ms |
159324 KB |
Output is correct |
25 |
Correct |
49 ms |
159364 KB |
Output is correct |
26 |
Correct |
48 ms |
159200 KB |
Output is correct |
27 |
Correct |
54 ms |
159360 KB |
Output is correct |
28 |
Correct |
48 ms |
159312 KB |
Output is correct |
29 |
Correct |
50 ms |
159316 KB |
Output is correct |
30 |
Correct |
48 ms |
159276 KB |
Output is correct |
31 |
Correct |
52 ms |
159496 KB |
Output is correct |
32 |
Correct |
49 ms |
159300 KB |
Output is correct |
33 |
Correct |
49 ms |
159360 KB |
Output is correct |
34 |
Correct |
49 ms |
152688 KB |
Output is correct |
35 |
Correct |
48 ms |
152924 KB |
Output is correct |
36 |
Correct |
49 ms |
152952 KB |
Output is correct |
37 |
Correct |
47 ms |
152948 KB |
Output is correct |
38 |
Correct |
47 ms |
154972 KB |
Output is correct |
39 |
Correct |
49 ms |
159320 KB |
Output is correct |
40 |
Correct |
52 ms |
160052 KB |
Output is correct |
41 |
Correct |
57 ms |
169640 KB |
Output is correct |
42 |
Correct |
57 ms |
169932 KB |
Output is correct |
43 |
Correct |
59 ms |
169940 KB |
Output is correct |
44 |
Incorrect |
58 ms |
170052 KB |
Output isn't correct |
45 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
47 ms |
152912 KB |
Output is correct |
2 |
Correct |
47 ms |
152924 KB |
Output is correct |
3 |
Correct |
49 ms |
152924 KB |
Output is correct |
4 |
Correct |
48 ms |
152724 KB |
Output is correct |
5 |
Correct |
46 ms |
152916 KB |
Output is correct |
6 |
Correct |
47 ms |
152952 KB |
Output is correct |
7 |
Correct |
48 ms |
152928 KB |
Output is correct |
8 |
Correct |
48 ms |
152908 KB |
Output is correct |
9 |
Correct |
49 ms |
152924 KB |
Output is correct |
10 |
Correct |
49 ms |
152752 KB |
Output is correct |
11 |
Correct |
50 ms |
157008 KB |
Output is correct |
12 |
Correct |
48 ms |
152928 KB |
Output is correct |
13 |
Correct |
466 ms |
378376 KB |
Output is correct |
14 |
Correct |
445 ms |
399532 KB |
Output is correct |
15 |
Correct |
518 ms |
429864 KB |
Output is correct |
16 |
Correct |
666 ms |
460008 KB |
Output is correct |
17 |
Correct |
767 ms |
484208 KB |
Output is correct |
18 |
Correct |
680 ms |
485456 KB |
Output is correct |
19 |
Correct |
682 ms |
484160 KB |
Output is correct |
20 |
Correct |
48 ms |
152920 KB |
Output is correct |
21 |
Correct |
47 ms |
152912 KB |
Output is correct |
22 |
Correct |
47 ms |
152920 KB |
Output is correct |
23 |
Correct |
47 ms |
152956 KB |
Output is correct |
24 |
Correct |
50 ms |
152820 KB |
Output is correct |
25 |
Correct |
48 ms |
155084 KB |
Output is correct |
26 |
Correct |
51 ms |
159360 KB |
Output is correct |
27 |
Correct |
46 ms |
152928 KB |
Output is correct |
28 |
Correct |
47 ms |
154960 KB |
Output is correct |
29 |
Correct |
48 ms |
157048 KB |
Output is correct |
30 |
Correct |
49 ms |
157008 KB |
Output is correct |
31 |
Correct |
47 ms |
152988 KB |
Output is correct |
32 |
Correct |
48 ms |
157188 KB |
Output is correct |
33 |
Correct |
50 ms |
155080 KB |
Output is correct |
34 |
Correct |
47 ms |
152932 KB |
Output is correct |
35 |
Correct |
47 ms |
152900 KB |
Output is correct |
36 |
Correct |
48 ms |
155068 KB |
Output is correct |
37 |
Correct |
46 ms |
152920 KB |
Output is correct |
38 |
Correct |
48 ms |
159324 KB |
Output is correct |
39 |
Correct |
48 ms |
159312 KB |
Output is correct |
40 |
Correct |
48 ms |
159204 KB |
Output is correct |
41 |
Correct |
48 ms |
159324 KB |
Output is correct |
42 |
Correct |
49 ms |
159364 KB |
Output is correct |
43 |
Correct |
48 ms |
159200 KB |
Output is correct |
44 |
Correct |
54 ms |
159360 KB |
Output is correct |
45 |
Correct |
48 ms |
159312 KB |
Output is correct |
46 |
Correct |
50 ms |
159316 KB |
Output is correct |
47 |
Correct |
48 ms |
159276 KB |
Output is correct |
48 |
Correct |
52 ms |
159496 KB |
Output is correct |
49 |
Correct |
49 ms |
159300 KB |
Output is correct |
50 |
Correct |
49 ms |
159360 KB |
Output is correct |
51 |
Correct |
49 ms |
152688 KB |
Output is correct |
52 |
Correct |
48 ms |
152924 KB |
Output is correct |
53 |
Correct |
49 ms |
152952 KB |
Output is correct |
54 |
Correct |
47 ms |
152948 KB |
Output is correct |
55 |
Correct |
47 ms |
154972 KB |
Output is correct |
56 |
Correct |
49 ms |
159320 KB |
Output is correct |
57 |
Correct |
52 ms |
160052 KB |
Output is correct |
58 |
Correct |
57 ms |
169640 KB |
Output is correct |
59 |
Correct |
57 ms |
169932 KB |
Output is correct |
60 |
Correct |
59 ms |
169940 KB |
Output is correct |
61 |
Incorrect |
58 ms |
170052 KB |
Output isn't correct |
62 |
Halted |
0 ms |
0 KB |
- |