답안 #906219

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
906219	2024-01-13T18:58:51 Z	LucaIlie	Chorus (JOI23_chorus)	C++17	40 / 100	7000 ms	96932 KB

chorus

#include <bits/stdc++.h>

using namespace std;

const int MAX_N = 5e3;
int a[MAX_N + 1], dp[MAX_N + 1][MAX_N + 1];

int main() {
    int n, k;

    cin >> n >> k;

    int countB = 0, countA = 0;
    for ( int i = 0; i < 2 * n; i++ ) {
        char ch;
        cin >> ch;
        if ( ch == 'A' )
            countA++;
        else {
            countB++;
            a[countB] = countA;
        }
    }

    for ( int i = 1; i <= n; i++ )
        dp[i][0] = n * n;
    for ( int l = 1; l <= k; l++ ) {
        for ( int i = 1; i <= n; i++ ) {
            dp[i][l] = n * n;
            int swapsAdded = 0, j;
            for ( j = i - 1; j >= 0 && a[j + 1] >= i; j-- )
                dp[i][l] = min( dp[i][l], dp[j][l - 1] );
            for ( ; j >= 0; j-- ) {
                swapsAdded += i - a[j + 1];
                dp[i][l] = min( dp[i][l], dp[j][l - 1] + swapsAdded );
            }
        }
    }

    cout << dp[n][k];

    return 0;
}

Subtask #1
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 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	2392 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct

Subtask #2
24.0 / 24.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 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	2392 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	2 ms	4444 KB	Output is correct
18	Correct	14 ms	10740 KB	Output is correct
19	Correct	37 ms	10588 KB	Output is correct
20	Correct	2 ms	10588 KB	Output is correct
21	Correct	3 ms	10588 KB	Output is correct
22	Correct	70 ms	10736 KB	Output is correct
23	Correct	69 ms	10588 KB	Output is correct
24	Correct	3 ms	10588 KB	Output is correct
25	Correct	81 ms	10832 KB	Output is correct
26	Correct	60 ms	10584 KB	Output is correct
27	Correct	24 ms	10588 KB	Output is correct
28	Correct	24 ms	10744 KB	Output is correct

Subtask #3
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 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	2392 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	2 ms	4444 KB	Output is correct
18	Correct	14 ms	10740 KB	Output is correct
19	Correct	37 ms	10588 KB	Output is correct
20	Correct	2 ms	10588 KB	Output is correct
21	Correct	3 ms	10588 KB	Output is correct
22	Correct	70 ms	10736 KB	Output is correct
23	Correct	69 ms	10588 KB	Output is correct
24	Correct	3 ms	10588 KB	Output is correct
25	Correct	81 ms	10832 KB	Output is correct
26	Correct	60 ms	10584 KB	Output is correct
27	Correct	24 ms	10588 KB	Output is correct
28	Correct	24 ms	10744 KB	Output is correct
29	Execution timed out	7062 ms	96932 KB	Time limit exceeded
30	Halted	0 ms	0 KB	-

Subtask #4
0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 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	2392 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	2 ms	4444 KB	Output is correct
18	Correct	14 ms	10740 KB	Output is correct
19	Correct	37 ms	10588 KB	Output is correct
20	Correct	2 ms	10588 KB	Output is correct
21	Correct	3 ms	10588 KB	Output is correct
22	Correct	70 ms	10736 KB	Output is correct
23	Correct	69 ms	10588 KB	Output is correct
24	Correct	3 ms	10588 KB	Output is correct
25	Correct	81 ms	10832 KB	Output is correct
26	Correct	60 ms	10584 KB	Output is correct
27	Correct	24 ms	10588 KB	Output is correct
28	Correct	24 ms	10744 KB	Output is correct
29	Execution timed out	7062 ms	96932 KB	Time limit exceeded
30	Halted	0 ms	0 KB	-

Subtask #5
0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 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	2392 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	2 ms	4444 KB	Output is correct
18	Correct	14 ms	10740 KB	Output is correct
19	Correct	37 ms	10588 KB	Output is correct
20	Correct	2 ms	10588 KB	Output is correct
21	Correct	3 ms	10588 KB	Output is correct
22	Correct	70 ms	10736 KB	Output is correct
23	Correct	69 ms	10588 KB	Output is correct
24	Correct	3 ms	10588 KB	Output is correct
25	Correct	81 ms	10832 KB	Output is correct
26	Correct	60 ms	10584 KB	Output is correct
27	Correct	24 ms	10588 KB	Output is correct
28	Correct	24 ms	10744 KB	Output is correct
29	Execution timed out	7062 ms	96932 KB	Time limit exceeded
30	Halted	0 ms	0 KB	-

답안 #906219

Compilation message

Subtask #1 16.0 / 16.0

Subtask #2 24.0 / 24.0

Subtask #3 0 / 21.0

Subtask #4 0 / 26.0

Subtask #5 0 / 13.0

Subtask #1
16.0 / 16.0

Subtask #2
24.0 / 24.0

Subtask #3
0 / 21.0

Subtask #4
0 / 26.0

Subtask #5
0 / 13.0