Submission #894202

# Submission time Handle Problem Language Result Execution time Memory
894202 2023-12-28T02:53:00 Z box JJOOII 2 (JOI20_ho_t2) C++17
100 / 100
6 ms 3556 KB
#include "bits/stdc++.h"

using namespace std;

const int N = 2e5;
const string JOI = "JOI";

int n, k;
string s;
int jmp[3][N + 1];

int solve(int i) {
    i = jmp[0][i];
    i = jmp[1][i];
    i = jmp[2][i];
    return i == n ? -1 : i;
}

int main() {
    cin.tie(0)->sync_with_stdio(0), cin.exceptions(cin.failbit);
    cin >> n >> k >> s;
    for (int x = 0; x < 3; x++) {
        jmp[x][n] = n;
        for (int i = 0, j = 0, c = 0; i < n; i++) {
            while (j < n && c < k) c += s[j++] == JOI[x];
            jmp[x][i] = c == k ? j - 1 : n;
            c -= s[i] == JOI[x];
        }
    }
    int ans = n;
    for (int i = 0; i < n; i++) {
        int j = solve(i);
        if (j != -1) ans = min(ans, j - i + 1 - k * 3);
    }
    cout << (ans == n ? -1 : ans) << '\n';
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2472 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2508 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2472 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2508 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 2 ms 2536 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 0 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2392 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2472 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2508 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 2 ms 2536 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 0 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2392 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 4 ms 3048 KB Output is correct
37 Correct 5 ms 3300 KB Output is correct
38 Correct 5 ms 3304 KB Output is correct
39 Correct 5 ms 3304 KB Output is correct
40 Correct 5 ms 3556 KB Output is correct
41 Correct 6 ms 3216 KB Output is correct
42 Correct 6 ms 3304 KB Output is correct
43 Correct 4 ms 2908 KB Output is correct
44 Correct 4 ms 3048 KB Output is correct
45 Correct 5 ms 3212 KB Output is correct
46 Correct 5 ms 3504 KB Output is correct
47 Correct 5 ms 3304 KB Output is correct
48 Correct 5 ms 3304 KB Output is correct
49 Correct 3 ms 2888 KB Output is correct
50 Correct 5 ms 3304 KB Output is correct
51 Correct 5 ms 3212 KB Output is correct
52 Correct 3 ms 3048 KB Output is correct
53 Correct 3 ms 3304 KB Output is correct
54 Correct 2 ms 3304 KB Output is correct
55 Correct 2 ms 3304 KB Output is correct
56 Correct 2 ms 3292 KB Output is correct