Submission #788329

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
788329	2023-07-20T06:30:16 Z	someone	Chorus (JOI23_chorus)	C++14	40 / 100	120 ms	2456 KB

chorus

#include <bits/stdc++.h>
#define int long long
using namespace std;

const int N = 5e2 + 42, INF = 1e18 + 42;

vector<int> a, pre;
int n, k, x = 0, cumul[N], fi[N], dp[N][N];

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    cin >> n >> k;
    for(int i = 0; i < N; i++)
        fi[i] = N-1;
    for(int i = 0; i < 2*n; i++) {
        char c; cin >> c;
        if(c == 'A') {
            if(fi[x] == N-1)
                fi[x] = (int)a.size();
            a.push_back(i);
            pre.push_back(x);
        } else {
            x++;
        }
    }
    for(int i = n-1; i > -1; i--)
        if(fi[i] == N-1)
            fi[i] = fi[i+1];

    for(int i = 1; i <= n; i++)
        cumul[i] = cumul[i-1] + pre[i-1];
    for(int i = 1; i <= n; i++)
        dp[0][i] = INF;
    for(int nbG = 1; nbG <= k; nbG++) {
        for(int i = 1; i <= n; i++) {
            dp[nbG][i] = INF;
            for(int j = 0; j < i; j++)
                dp[nbG][i] = min(dp[nbG][i], dp[nbG-1][j] - (max(i, fi[j]) - max(j, fi[j])) * j + cumul[max(i, fi[j])] - cumul[max(j, fi[j])]);
        }
    }
    cout << dp[k][n] << '\n';
}

Subtask #1
16.0 / 16.0

#	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	1 ms	328 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct

Subtask #2
24.0 / 24.0

#	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	1 ms	328 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	3 ms	568 KB	Output is correct
18	Correct	22 ms	680 KB	Output is correct
19	Correct	69 ms	1540 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	118 ms	2456 KB	Output is correct
23	Correct	120 ms	2392 KB	Output is correct
24	Correct	3 ms	340 KB	Output is correct
25	Correct	116 ms	2364 KB	Output is correct
26	Correct	103 ms	2172 KB	Output is correct
27	Correct	39 ms	972 KB	Output is correct
28	Correct	39 ms	944 KB	Output is correct

Subtask #3
0 / 21.0

#	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	1 ms	328 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	3 ms	568 KB	Output is correct
18	Correct	22 ms	680 KB	Output is correct
19	Correct	69 ms	1540 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	118 ms	2456 KB	Output is correct
23	Correct	120 ms	2392 KB	Output is correct
24	Correct	3 ms	340 KB	Output is correct
25	Correct	116 ms	2364 KB	Output is correct
26	Correct	103 ms	2172 KB	Output is correct
27	Correct	39 ms	972 KB	Output is correct
28	Correct	39 ms	944 KB	Output is correct
29	Runtime error	1 ms	596 KB	Execution killed with signal 11
30	Halted	0 ms	0 KB	-

Subtask #4
0 / 26.0

#	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	1 ms	328 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	3 ms	568 KB	Output is correct
18	Correct	22 ms	680 KB	Output is correct
19	Correct	69 ms	1540 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	118 ms	2456 KB	Output is correct
23	Correct	120 ms	2392 KB	Output is correct
24	Correct	3 ms	340 KB	Output is correct
25	Correct	116 ms	2364 KB	Output is correct
26	Correct	103 ms	2172 KB	Output is correct
27	Correct	39 ms	972 KB	Output is correct
28	Correct	39 ms	944 KB	Output is correct
29	Runtime error	1 ms	596 KB	Execution killed with signal 11
30	Halted	0 ms	0 KB	-

Subtask #5
0 / 13.0

#	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	1 ms	328 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	0 ms	340 KB	Output is correct
14	Correct	0 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	3 ms	568 KB	Output is correct
18	Correct	22 ms	680 KB	Output is correct
19	Correct	69 ms	1540 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	118 ms	2456 KB	Output is correct
23	Correct	120 ms	2392 KB	Output is correct
24	Correct	3 ms	340 KB	Output is correct
25	Correct	116 ms	2364 KB	Output is correct
26	Correct	103 ms	2172 KB	Output is correct
27	Correct	39 ms	972 KB	Output is correct
28	Correct	39 ms	944 KB	Output is correct
29	Runtime error	1 ms	596 KB	Execution killed with signal 11
30	Halted	0 ms	0 KB	-

Submission #788329

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