#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) (x).begin(), (x).end()
const int N = 507;
int n, k;
string s;
int a[N];
int dp[N][N];
int main() {
cin.tie(0)->sync_with_stdio(false);
cin >> n >> k >> s;
s = " " + s;
int idx = 1, cnt = 1;
for (int i = 1; i <= 2 * n; i++) {
if (s[i] == 'A')
cnt++;
else
a[idx++] = cnt;
}
memset(dp, 0x3f, sizeof(dp));
dp[1][0] = 0;
for (int i = 2; i <= n + 1; i++) {
int sum = 0;
for (int j = i - 1; j >= 1; j--) {
sum += max(0, i - a[j]);
for (int c = 1; c <= k; c++)
dp[i][c] = min(dp[i][c], dp[j][c - 1] + sum);
}
}
cout << *min_element(dp[n + 1], dp[n + 1] + k + 1) << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
1368 KB |
Output is correct |
2 |
Correct |
1 ms |
1372 KB |
Output is correct |
3 |
Correct |
1 ms |
1372 KB |
Output is correct |
4 |
Correct |
1 ms |
1372 KB |
Output is correct |
5 |
Correct |
1 ms |
1372 KB |
Output is correct |
6 |
Correct |
1 ms |
1372 KB |
Output is correct |
7 |
Correct |
1 ms |
1372 KB |
Output is correct |
8 |
Correct |
1 ms |
1368 KB |
Output is correct |
9 |
Correct |
1 ms |
1372 KB |
Output is correct |
10 |
Correct |
1 ms |
1372 KB |
Output is correct |
11 |
Correct |
1 ms |
1372 KB |
Output is correct |
12 |
Correct |
1 ms |
1372 KB |
Output is correct |
13 |
Correct |
1 ms |
1372 KB |
Output is correct |
14 |
Correct |
1 ms |
1368 KB |
Output is correct |
15 |
Correct |
1 ms |
1372 KB |
Output is correct |
16 |
Correct |
1 ms |
1368 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
1368 KB |
Output is correct |
2 |
Correct |
1 ms |
1372 KB |
Output is correct |
3 |
Correct |
1 ms |
1372 KB |
Output is correct |
4 |
Correct |
1 ms |
1372 KB |
Output is correct |
5 |
Correct |
1 ms |
1372 KB |
Output is correct |
6 |
Correct |
1 ms |
1372 KB |
Output is correct |
7 |
Correct |
1 ms |
1372 KB |
Output is correct |
8 |
Correct |
1 ms |
1368 KB |
Output is correct |
9 |
Correct |
1 ms |
1372 KB |
Output is correct |
10 |
Correct |
1 ms |
1372 KB |
Output is correct |
11 |
Correct |
1 ms |
1372 KB |
Output is correct |
12 |
Correct |
1 ms |
1372 KB |
Output is correct |
13 |
Correct |
1 ms |
1372 KB |
Output is correct |
14 |
Correct |
1 ms |
1368 KB |
Output is correct |
15 |
Correct |
1 ms |
1372 KB |
Output is correct |
16 |
Correct |
1 ms |
1368 KB |
Output is correct |
17 |
Correct |
2 ms |
1228 KB |
Output is correct |
18 |
Correct |
12 ms |
1476 KB |
Output is correct |
19 |
Correct |
31 ms |
1476 KB |
Output is correct |
20 |
Correct |
1 ms |
1372 KB |
Output is correct |
21 |
Correct |
1 ms |
1372 KB |
Output is correct |
22 |
Correct |
56 ms |
1372 KB |
Output is correct |
23 |
Correct |
55 ms |
1452 KB |
Output is correct |
24 |
Correct |
2 ms |
1372 KB |
Output is correct |
25 |
Correct |
56 ms |
1372 KB |
Output is correct |
26 |
Correct |
54 ms |
1368 KB |
Output is correct |
27 |
Correct |
20 ms |
1368 KB |
Output is correct |
28 |
Correct |
20 ms |
1372 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
1368 KB |
Output is correct |
2 |
Correct |
1 ms |
1372 KB |
Output is correct |
3 |
Correct |
1 ms |
1372 KB |
Output is correct |
4 |
Correct |
1 ms |
1372 KB |
Output is correct |
5 |
Correct |
1 ms |
1372 KB |
Output is correct |
6 |
Correct |
1 ms |
1372 KB |
Output is correct |
7 |
Correct |
1 ms |
1372 KB |
Output is correct |
8 |
Correct |
1 ms |
1368 KB |
Output is correct |
9 |
Correct |
1 ms |
1372 KB |
Output is correct |
10 |
Correct |
1 ms |
1372 KB |
Output is correct |
11 |
Correct |
1 ms |
1372 KB |
Output is correct |
12 |
Correct |
1 ms |
1372 KB |
Output is correct |
13 |
Correct |
1 ms |
1372 KB |
Output is correct |
14 |
Correct |
1 ms |
1368 KB |
Output is correct |
15 |
Correct |
1 ms |
1372 KB |
Output is correct |
16 |
Correct |
1 ms |
1368 KB |
Output is correct |
17 |
Correct |
2 ms |
1228 KB |
Output is correct |
18 |
Correct |
12 ms |
1476 KB |
Output is correct |
19 |
Correct |
31 ms |
1476 KB |
Output is correct |
20 |
Correct |
1 ms |
1372 KB |
Output is correct |
21 |
Correct |
1 ms |
1372 KB |
Output is correct |
22 |
Correct |
56 ms |
1372 KB |
Output is correct |
23 |
Correct |
55 ms |
1452 KB |
Output is correct |
24 |
Correct |
2 ms |
1372 KB |
Output is correct |
25 |
Correct |
56 ms |
1372 KB |
Output is correct |
26 |
Correct |
54 ms |
1368 KB |
Output is correct |
27 |
Correct |
20 ms |
1368 KB |
Output is correct |
28 |
Correct |
20 ms |
1372 KB |
Output is correct |
29 |
Runtime error |
57 ms |
2524 KB |
Execution killed with signal 11 |
30 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
1368 KB |
Output is correct |
2 |
Correct |
1 ms |
1372 KB |
Output is correct |
3 |
Correct |
1 ms |
1372 KB |
Output is correct |
4 |
Correct |
1 ms |
1372 KB |
Output is correct |
5 |
Correct |
1 ms |
1372 KB |
Output is correct |
6 |
Correct |
1 ms |
1372 KB |
Output is correct |
7 |
Correct |
1 ms |
1372 KB |
Output is correct |
8 |
Correct |
1 ms |
1368 KB |
Output is correct |
9 |
Correct |
1 ms |
1372 KB |
Output is correct |
10 |
Correct |
1 ms |
1372 KB |
Output is correct |
11 |
Correct |
1 ms |
1372 KB |
Output is correct |
12 |
Correct |
1 ms |
1372 KB |
Output is correct |
13 |
Correct |
1 ms |
1372 KB |
Output is correct |
14 |
Correct |
1 ms |
1368 KB |
Output is correct |
15 |
Correct |
1 ms |
1372 KB |
Output is correct |
16 |
Correct |
1 ms |
1368 KB |
Output is correct |
17 |
Correct |
2 ms |
1228 KB |
Output is correct |
18 |
Correct |
12 ms |
1476 KB |
Output is correct |
19 |
Correct |
31 ms |
1476 KB |
Output is correct |
20 |
Correct |
1 ms |
1372 KB |
Output is correct |
21 |
Correct |
1 ms |
1372 KB |
Output is correct |
22 |
Correct |
56 ms |
1372 KB |
Output is correct |
23 |
Correct |
55 ms |
1452 KB |
Output is correct |
24 |
Correct |
2 ms |
1372 KB |
Output is correct |
25 |
Correct |
56 ms |
1372 KB |
Output is correct |
26 |
Correct |
54 ms |
1368 KB |
Output is correct |
27 |
Correct |
20 ms |
1368 KB |
Output is correct |
28 |
Correct |
20 ms |
1372 KB |
Output is correct |
29 |
Runtime error |
57 ms |
2524 KB |
Execution killed with signal 11 |
30 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
1368 KB |
Output is correct |
2 |
Correct |
1 ms |
1372 KB |
Output is correct |
3 |
Correct |
1 ms |
1372 KB |
Output is correct |
4 |
Correct |
1 ms |
1372 KB |
Output is correct |
5 |
Correct |
1 ms |
1372 KB |
Output is correct |
6 |
Correct |
1 ms |
1372 KB |
Output is correct |
7 |
Correct |
1 ms |
1372 KB |
Output is correct |
8 |
Correct |
1 ms |
1368 KB |
Output is correct |
9 |
Correct |
1 ms |
1372 KB |
Output is correct |
10 |
Correct |
1 ms |
1372 KB |
Output is correct |
11 |
Correct |
1 ms |
1372 KB |
Output is correct |
12 |
Correct |
1 ms |
1372 KB |
Output is correct |
13 |
Correct |
1 ms |
1372 KB |
Output is correct |
14 |
Correct |
1 ms |
1368 KB |
Output is correct |
15 |
Correct |
1 ms |
1372 KB |
Output is correct |
16 |
Correct |
1 ms |
1368 KB |
Output is correct |
17 |
Correct |
2 ms |
1228 KB |
Output is correct |
18 |
Correct |
12 ms |
1476 KB |
Output is correct |
19 |
Correct |
31 ms |
1476 KB |
Output is correct |
20 |
Correct |
1 ms |
1372 KB |
Output is correct |
21 |
Correct |
1 ms |
1372 KB |
Output is correct |
22 |
Correct |
56 ms |
1372 KB |
Output is correct |
23 |
Correct |
55 ms |
1452 KB |
Output is correct |
24 |
Correct |
2 ms |
1372 KB |
Output is correct |
25 |
Correct |
56 ms |
1372 KB |
Output is correct |
26 |
Correct |
54 ms |
1368 KB |
Output is correct |
27 |
Correct |
20 ms |
1368 KB |
Output is correct |
28 |
Correct |
20 ms |
1372 KB |
Output is correct |
29 |
Runtime error |
57 ms |
2524 KB |
Execution killed with signal 11 |
30 |
Halted |
0 ms |
0 KB |
- |