/*
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("unroll-loops")
*/
#include <bits/stdc++.h>
#define int long long
using namespace std;
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define eb emplace_back
#define PI acos(-1.0)
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define BIT(x, i) (1 & ((x) >> (i)))
#define MASK(x) (1LL << (x))
#define task "tnc"
#define rep(i, n) for (int i = 0; i < (n); i++)
#define rep1(i, n) for (int i = 1; i <= (n); i++)
typedef long long ll;
typedef long double ld;
const ll INF = 1e18;
const int maxn = 1e6 + 5;
const int mod = 1e9 + 7;
const int mo = 998244353;
using pi = pair<ll, ll>;
using vi = vector<ll>;
using pii = pair<pair<ll, ll>, ll>;
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());
ll n;
string s;
ll A, B, C;
ll z[2505][2505];
ll dp[2505][2505];
ll nxt[2505][2505];
signed main()
{
cin.tie(0), cout.tie(0)->sync_with_stdio(0);
//freopen("friends.out","w",stdout);
cin >> n >> s;
cin >> A >> B >> C;
for (int i = 0; i < s.size(); i++)
{
int l = i;
int r = i;
for (int j = i + 1; j < s.size(); j++)
{
if (j < r)
{
z[i][j] = min(z[i][j - l + i], r - j);
}
while (j + z[i][j] < s.size() && s[j + z[i][j]] == s[i + z[i][j]])
{
z[i][j]++;
}
if (r < j + z[i][j])
{
l = j;
r = j + z[i][j];
}
}
}
for (int i = 0; i < n; i++)
{
int l=i;
for (int j = i; j < n; j++)
{
if(l<=j) l=j+1;
while(l<n && z[i][l]<j-i+1){
l++;
}
nxt[i][j]=l;
dp[i][j] = INF;
}
}
for (int i = n - 1; i >= 0; i--)
{
dp[i][i] = A;
for (int j = i; j < n; j++)
{
int len = j-i+1;
if(len>1){
dp[i][j] = min({dp[i][j], dp[i + 1][j] + A, dp[i][j - 1] + A});
}
int last = i;
int cnt=1;
while(last<n){
int r = nxt[last][last+len-1];
if(r<n){
cnt++;
int en=r+len-1;
dp[i][en] = min(dp[i][en], dp[i][j] + B + cnt * C + (en - i + 1 - cnt * len) * A);
}
last = r;
}
}
// cout << "\n";
}
cout << dp[0][n - 1];
}
Compilation message
copypaste3.cpp: In function 'int main()':
copypaste3.cpp:46:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
46 | for (int i = 0; i < s.size(); i++)
| ~~^~~~~~~~~~
copypaste3.cpp:50:31: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
50 | for (int j = i + 1; j < s.size(); j++)
| ~~^~~~~~~~~~
copypaste3.cpp:56:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
56 | while (j + z[i][j] < s.size() && s[j + z[i][j]] == s[i + z[i][j]])
| ~~~~~~~~~~~~^~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
468 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
161 ms |
61516 KB |
Output is correct |
4 |
Correct |
194 ms |
70016 KB |
Output is correct |
5 |
Correct |
235 ms |
79504 KB |
Output is correct |
6 |
Correct |
301 ms |
89672 KB |
Output is correct |
7 |
Correct |
346 ms |
100784 KB |
Output is correct |
8 |
Correct |
374 ms |
100784 KB |
Output is correct |
9 |
Correct |
344 ms |
100780 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 |
340 KB |
Output is correct |
13 |
Correct |
0 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
468 KB |
Output is correct |
16 |
Correct |
1 ms |
596 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
1 ms |
468 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
460 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
596 KB |
Output is correct |
22 |
Correct |
1 ms |
596 KB |
Output is correct |
23 |
Correct |
1 ms |
596 KB |
Output is correct |
24 |
Correct |
1 ms |
596 KB |
Output is correct |
25 |
Correct |
1 ms |
596 KB |
Output is correct |
26 |
Correct |
1 ms |
596 KB |
Output is correct |
27 |
Correct |
1 ms |
596 KB |
Output is correct |
28 |
Correct |
1 ms |
596 KB |
Output is correct |
29 |
Correct |
1 ms |
588 KB |
Output is correct |
30 |
Correct |
1 ms |
596 KB |
Output is correct |
31 |
Correct |
1 ms |
596 KB |
Output is correct |
32 |
Correct |
1 ms |
588 KB |
Output is correct |
33 |
Correct |
1 ms |
596 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
0 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
468 KB |
Output is correct |
39 |
Correct |
1 ms |
596 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
1 ms |
468 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
460 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
596 KB |
Output is correct |
22 |
Correct |
1 ms |
596 KB |
Output is correct |
23 |
Correct |
1 ms |
596 KB |
Output is correct |
24 |
Correct |
1 ms |
596 KB |
Output is correct |
25 |
Correct |
1 ms |
596 KB |
Output is correct |
26 |
Correct |
1 ms |
596 KB |
Output is correct |
27 |
Correct |
1 ms |
596 KB |
Output is correct |
28 |
Correct |
1 ms |
596 KB |
Output is correct |
29 |
Correct |
1 ms |
588 KB |
Output is correct |
30 |
Correct |
1 ms |
596 KB |
Output is correct |
31 |
Correct |
1 ms |
596 KB |
Output is correct |
32 |
Correct |
1 ms |
588 KB |
Output is correct |
33 |
Correct |
1 ms |
596 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
0 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
468 KB |
Output is correct |
39 |
Correct |
1 ms |
596 KB |
Output is correct |
40 |
Correct |
1 ms |
1364 KB |
Output is correct |
41 |
Correct |
2 ms |
3144 KB |
Output is correct |
42 |
Correct |
2 ms |
3148 KB |
Output is correct |
43 |
Correct |
2 ms |
3156 KB |
Output is correct |
44 |
Correct |
2 ms |
3144 KB |
Output is correct |
45 |
Correct |
2 ms |
3028 KB |
Output is correct |
46 |
Correct |
2 ms |
3024 KB |
Output is correct |
47 |
Correct |
2 ms |
3016 KB |
Output is correct |
48 |
Correct |
2 ms |
3028 KB |
Output is correct |
49 |
Correct |
2 ms |
3028 KB |
Output is correct |
50 |
Correct |
2 ms |
3028 KB |
Output is correct |
51 |
Correct |
2 ms |
3188 KB |
Output is correct |
52 |
Correct |
2 ms |
3156 KB |
Output is correct |
53 |
Correct |
2 ms |
3028 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
1 ms |
468 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
460 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
596 KB |
Output is correct |
22 |
Correct |
1 ms |
596 KB |
Output is correct |
23 |
Correct |
1 ms |
596 KB |
Output is correct |
24 |
Correct |
1 ms |
596 KB |
Output is correct |
25 |
Correct |
1 ms |
596 KB |
Output is correct |
26 |
Correct |
1 ms |
596 KB |
Output is correct |
27 |
Correct |
1 ms |
596 KB |
Output is correct |
28 |
Correct |
1 ms |
596 KB |
Output is correct |
29 |
Correct |
1 ms |
588 KB |
Output is correct |
30 |
Correct |
1 ms |
596 KB |
Output is correct |
31 |
Correct |
1 ms |
596 KB |
Output is correct |
32 |
Correct |
1 ms |
588 KB |
Output is correct |
33 |
Correct |
1 ms |
596 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
0 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
468 KB |
Output is correct |
39 |
Correct |
1 ms |
596 KB |
Output is correct |
40 |
Correct |
1 ms |
1364 KB |
Output is correct |
41 |
Correct |
2 ms |
3144 KB |
Output is correct |
42 |
Correct |
2 ms |
3148 KB |
Output is correct |
43 |
Correct |
2 ms |
3156 KB |
Output is correct |
44 |
Correct |
2 ms |
3144 KB |
Output is correct |
45 |
Correct |
2 ms |
3028 KB |
Output is correct |
46 |
Correct |
2 ms |
3024 KB |
Output is correct |
47 |
Correct |
2 ms |
3016 KB |
Output is correct |
48 |
Correct |
2 ms |
3028 KB |
Output is correct |
49 |
Correct |
2 ms |
3028 KB |
Output is correct |
50 |
Correct |
2 ms |
3028 KB |
Output is correct |
51 |
Correct |
2 ms |
3188 KB |
Output is correct |
52 |
Correct |
2 ms |
3156 KB |
Output is correct |
53 |
Correct |
2 ms |
3028 KB |
Output is correct |
54 |
Correct |
6 ms |
8076 KB |
Output is correct |
55 |
Correct |
35 ms |
24116 KB |
Output is correct |
56 |
Correct |
19 ms |
24032 KB |
Output is correct |
57 |
Correct |
18 ms |
24004 KB |
Output is correct |
58 |
Correct |
16 ms |
24020 KB |
Output is correct |
59 |
Correct |
16 ms |
23880 KB |
Output is correct |
60 |
Correct |
18 ms |
23564 KB |
Output is correct |
61 |
Correct |
15 ms |
23760 KB |
Output is correct |
62 |
Correct |
28 ms |
24020 KB |
Output is correct |
63 |
Correct |
15 ms |
23764 KB |
Output is correct |
64 |
Correct |
16 ms |
23744 KB |
Output is correct |
65 |
Correct |
23 ms |
24020 KB |
Output is correct |
66 |
Correct |
19 ms |
24016 KB |
Output is correct |
67 |
Correct |
17 ms |
23764 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
161 ms |
61516 KB |
Output is correct |
14 |
Correct |
194 ms |
70016 KB |
Output is correct |
15 |
Correct |
235 ms |
79504 KB |
Output is correct |
16 |
Correct |
301 ms |
89672 KB |
Output is correct |
17 |
Correct |
346 ms |
100784 KB |
Output is correct |
18 |
Correct |
374 ms |
100784 KB |
Output is correct |
19 |
Correct |
344 ms |
100780 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 |
0 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
468 KB |
Output is correct |
26 |
Correct |
1 ms |
596 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 |
468 KB |
Output is correct |
30 |
Correct |
1 ms |
468 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
460 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
0 ms |
340 KB |
Output is correct |
36 |
Correct |
0 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
596 KB |
Output is correct |
39 |
Correct |
1 ms |
596 KB |
Output is correct |
40 |
Correct |
1 ms |
596 KB |
Output is correct |
41 |
Correct |
1 ms |
596 KB |
Output is correct |
42 |
Correct |
1 ms |
596 KB |
Output is correct |
43 |
Correct |
1 ms |
596 KB |
Output is correct |
44 |
Correct |
1 ms |
596 KB |
Output is correct |
45 |
Correct |
1 ms |
596 KB |
Output is correct |
46 |
Correct |
1 ms |
588 KB |
Output is correct |
47 |
Correct |
1 ms |
596 KB |
Output is correct |
48 |
Correct |
1 ms |
596 KB |
Output is correct |
49 |
Correct |
1 ms |
588 KB |
Output is correct |
50 |
Correct |
1 ms |
596 KB |
Output is correct |
51 |
Correct |
1 ms |
212 KB |
Output is correct |
52 |
Correct |
1 ms |
340 KB |
Output is correct |
53 |
Correct |
0 ms |
340 KB |
Output is correct |
54 |
Correct |
1 ms |
340 KB |
Output is correct |
55 |
Correct |
1 ms |
468 KB |
Output is correct |
56 |
Correct |
1 ms |
596 KB |
Output is correct |
57 |
Correct |
1 ms |
1364 KB |
Output is correct |
58 |
Correct |
2 ms |
3144 KB |
Output is correct |
59 |
Correct |
2 ms |
3148 KB |
Output is correct |
60 |
Correct |
2 ms |
3156 KB |
Output is correct |
61 |
Correct |
2 ms |
3144 KB |
Output is correct |
62 |
Correct |
2 ms |
3028 KB |
Output is correct |
63 |
Correct |
2 ms |
3024 KB |
Output is correct |
64 |
Correct |
2 ms |
3016 KB |
Output is correct |
65 |
Correct |
2 ms |
3028 KB |
Output is correct |
66 |
Correct |
2 ms |
3028 KB |
Output is correct |
67 |
Correct |
2 ms |
3028 KB |
Output is correct |
68 |
Correct |
2 ms |
3188 KB |
Output is correct |
69 |
Correct |
2 ms |
3156 KB |
Output is correct |
70 |
Correct |
2 ms |
3028 KB |
Output is correct |
71 |
Correct |
6 ms |
8076 KB |
Output is correct |
72 |
Correct |
35 ms |
24116 KB |
Output is correct |
73 |
Correct |
19 ms |
24032 KB |
Output is correct |
74 |
Correct |
18 ms |
24004 KB |
Output is correct |
75 |
Correct |
16 ms |
24020 KB |
Output is correct |
76 |
Correct |
16 ms |
23880 KB |
Output is correct |
77 |
Correct |
18 ms |
23564 KB |
Output is correct |
78 |
Correct |
15 ms |
23760 KB |
Output is correct |
79 |
Correct |
28 ms |
24020 KB |
Output is correct |
80 |
Correct |
15 ms |
23764 KB |
Output is correct |
81 |
Correct |
16 ms |
23744 KB |
Output is correct |
82 |
Correct |
23 ms |
24020 KB |
Output is correct |
83 |
Correct |
19 ms |
24016 KB |
Output is correct |
84 |
Correct |
17 ms |
23764 KB |
Output is correct |
85 |
Correct |
42 ms |
48588 KB |
Output is correct |
86 |
Correct |
121 ms |
100636 KB |
Output is correct |
87 |
Correct |
87 ms |
100720 KB |
Output is correct |
88 |
Correct |
70 ms |
100648 KB |
Output is correct |
89 |
Correct |
69 ms |
100316 KB |
Output is correct |
90 |
Correct |
62 ms |
99696 KB |
Output is correct |
91 |
Correct |
92 ms |
100264 KB |
Output is correct |
92 |
Correct |
136 ms |
100616 KB |
Output is correct |
93 |
Correct |
70 ms |
99972 KB |
Output is correct |
94 |
Correct |
74 ms |
100044 KB |
Output is correct |
95 |
Correct |
115 ms |
100668 KB |
Output is correct |
96 |
Correct |
112 ms |
100668 KB |
Output is correct |
97 |
Correct |
60 ms |
99980 KB |
Output is correct |