// Be name khoda //
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define pb push_back
#define all(x) x.begin(), x.end()
#define fi first
#define se second
const int maxn5 = 2e2 + 5;
const int maxnt = 8e5 + 10;
const ll inf = 1e15;
ll dp[maxn5][maxn5][maxn5], cost[maxn5][maxn5];
bool is_equa[maxn5][maxn5][maxn5];
int main(){
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
int n, a, b, c; string s;
cin >> n >> s >> a >> b >> c;
for(int len = 2; len <= n; len++) for(int l = 0; l + len - 1 < n; l++) for(int k = 1; k * 2 <= len; k++){
int r = l + len - 1;
if(k == 1)
is_equa[l][r][k] = (s[l] == s[r]);
else
is_equa[l][r][k] = (s[l + k - 1] == s[r]) && is_equa[l][r - 1][k - 1];
}
//cout << is_equa[2][7][2] << ' ' << is_equa[2][7][3] << endl;
for(int len = 1; len <= n; len++) for(int l = 0; l + len - 1 < n; l++){
int r = l + len - 1;
for(int k = 1; k <= len; k++){
if(k == len){
dp[l][r][k] = c;
continue;
}
dp[l][r][k] = dp[l + 1][r][k] + a;
if(k * 2 <= len && is_equa[l][r][k])
dp[l][r][k] = min(dp[l][r][k], dp[l + k][r][k] + c);
}
}
for(int i = 0; i < n; i++)
cost[i][i] = a;
for(int len = 2; len <= n; len++) for(int l = 0; l + len - 1 < n; l++){
int r = l + len - 1;
cost[l][r] = min(a + cost[l + 1][r], a + cost[l][r - 1]);
//cout << "begin " << l << ' ' << r << ' '<< cost[l][r] << ' ' << a << ' ' << len << endl;
for(int k = 1; k * 2 <= len; k++) if(is_equa[l][r][k]){
cost[l][r] = min(cost[l][r], cost[l][l + k - 1] + b + c + dp[l + k][r][k]);
//cout << l << ' '<< r << ' ' << k << ' ' << cost[l][r] << endl;
}
}
cout << cost[0][n - 1] << endl;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 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 |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
324 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
596 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Runtime error |
514 ms |
146476 KB |
Execution killed with signal 11 |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 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 |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
324 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
596 KB |
Output is correct |
13 |
Correct |
1 ms |
712 KB |
Output is correct |
14 |
Correct |
1 ms |
460 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
468 KB |
Output is correct |
17 |
Correct |
0 ms |
340 KB |
Output is correct |
18 |
Correct |
1 ms |
324 KB |
Output is correct |
19 |
Correct |
1 ms |
596 KB |
Output is correct |
20 |
Correct |
0 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
1364 KB |
Output is correct |
22 |
Correct |
1 ms |
1360 KB |
Output is correct |
23 |
Correct |
1 ms |
1364 KB |
Output is correct |
24 |
Correct |
1 ms |
1400 KB |
Output is correct |
25 |
Correct |
1 ms |
1364 KB |
Output is correct |
26 |
Correct |
1 ms |
1408 KB |
Output is correct |
27 |
Correct |
1 ms |
1364 KB |
Output is correct |
28 |
Correct |
1 ms |
1364 KB |
Output is correct |
29 |
Correct |
1 ms |
1352 KB |
Output is correct |
30 |
Correct |
1 ms |
1364 KB |
Output is correct |
31 |
Correct |
1 ms |
1364 KB |
Output is correct |
32 |
Correct |
1 ms |
1364 KB |
Output is correct |
33 |
Correct |
1 ms |
1364 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
584 KB |
Output is correct |
39 |
Correct |
1 ms |
1364 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 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 |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
324 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
596 KB |
Output is correct |
13 |
Correct |
1 ms |
712 KB |
Output is correct |
14 |
Correct |
1 ms |
460 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
468 KB |
Output is correct |
17 |
Correct |
0 ms |
340 KB |
Output is correct |
18 |
Correct |
1 ms |
324 KB |
Output is correct |
19 |
Correct |
1 ms |
596 KB |
Output is correct |
20 |
Correct |
0 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
1364 KB |
Output is correct |
22 |
Correct |
1 ms |
1360 KB |
Output is correct |
23 |
Correct |
1 ms |
1364 KB |
Output is correct |
24 |
Correct |
1 ms |
1400 KB |
Output is correct |
25 |
Correct |
1 ms |
1364 KB |
Output is correct |
26 |
Correct |
1 ms |
1408 KB |
Output is correct |
27 |
Correct |
1 ms |
1364 KB |
Output is correct |
28 |
Correct |
1 ms |
1364 KB |
Output is correct |
29 |
Correct |
1 ms |
1352 KB |
Output is correct |
30 |
Correct |
1 ms |
1364 KB |
Output is correct |
31 |
Correct |
1 ms |
1364 KB |
Output is correct |
32 |
Correct |
1 ms |
1364 KB |
Output is correct |
33 |
Correct |
1 ms |
1364 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
584 KB |
Output is correct |
39 |
Correct |
1 ms |
1364 KB |
Output is correct |
40 |
Correct |
4 ms |
7580 KB |
Output is correct |
41 |
Correct |
29 ms |
38348 KB |
Output is correct |
42 |
Correct |
24 ms |
38304 KB |
Output is correct |
43 |
Correct |
25 ms |
38244 KB |
Output is correct |
44 |
Correct |
23 ms |
38356 KB |
Output is correct |
45 |
Correct |
21 ms |
38220 KB |
Output is correct |
46 |
Correct |
20 ms |
38228 KB |
Output is correct |
47 |
Correct |
21 ms |
38356 KB |
Output is correct |
48 |
Correct |
22 ms |
38268 KB |
Output is correct |
49 |
Correct |
20 ms |
38276 KB |
Output is correct |
50 |
Correct |
20 ms |
38356 KB |
Output is correct |
51 |
Correct |
22 ms |
38256 KB |
Output is correct |
52 |
Correct |
23 ms |
38344 KB |
Output is correct |
53 |
Correct |
23 ms |
38336 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 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 |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
324 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
596 KB |
Output is correct |
13 |
Correct |
1 ms |
712 KB |
Output is correct |
14 |
Correct |
1 ms |
460 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
468 KB |
Output is correct |
17 |
Correct |
0 ms |
340 KB |
Output is correct |
18 |
Correct |
1 ms |
324 KB |
Output is correct |
19 |
Correct |
1 ms |
596 KB |
Output is correct |
20 |
Correct |
0 ms |
340 KB |
Output is correct |
21 |
Correct |
1 ms |
1364 KB |
Output is correct |
22 |
Correct |
1 ms |
1360 KB |
Output is correct |
23 |
Correct |
1 ms |
1364 KB |
Output is correct |
24 |
Correct |
1 ms |
1400 KB |
Output is correct |
25 |
Correct |
1 ms |
1364 KB |
Output is correct |
26 |
Correct |
1 ms |
1408 KB |
Output is correct |
27 |
Correct |
1 ms |
1364 KB |
Output is correct |
28 |
Correct |
1 ms |
1364 KB |
Output is correct |
29 |
Correct |
1 ms |
1352 KB |
Output is correct |
30 |
Correct |
1 ms |
1364 KB |
Output is correct |
31 |
Correct |
1 ms |
1364 KB |
Output is correct |
32 |
Correct |
1 ms |
1364 KB |
Output is correct |
33 |
Correct |
1 ms |
1364 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
1 ms |
584 KB |
Output is correct |
39 |
Correct |
1 ms |
1364 KB |
Output is correct |
40 |
Correct |
4 ms |
7580 KB |
Output is correct |
41 |
Correct |
29 ms |
38348 KB |
Output is correct |
42 |
Correct |
24 ms |
38304 KB |
Output is correct |
43 |
Correct |
25 ms |
38244 KB |
Output is correct |
44 |
Correct |
23 ms |
38356 KB |
Output is correct |
45 |
Correct |
21 ms |
38220 KB |
Output is correct |
46 |
Correct |
20 ms |
38228 KB |
Output is correct |
47 |
Correct |
21 ms |
38356 KB |
Output is correct |
48 |
Correct |
22 ms |
38268 KB |
Output is correct |
49 |
Correct |
20 ms |
38276 KB |
Output is correct |
50 |
Correct |
20 ms |
38356 KB |
Output is correct |
51 |
Correct |
22 ms |
38256 KB |
Output is correct |
52 |
Correct |
23 ms |
38344 KB |
Output is correct |
53 |
Correct |
23 ms |
38336 KB |
Output is correct |
54 |
Runtime error |
54 ms |
32412 KB |
Execution killed with signal 11 |
55 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 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 |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
324 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
596 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Runtime error |
514 ms |
146476 KB |
Execution killed with signal 11 |
14 |
Halted |
0 ms |
0 KB |
- |