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Submission #201919

# Submission time Handle Problem Language Result Execution time Memory
201919 2020-02-12T20:33:09 Z kuroni JJOOII 2 (JOI20_ho_t2) C++17
100 / 100
 8 ms 508 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 200005;

int n, k, ans = N, j = 1, o = 1, i = 1, cj = 0, co = 0, ci = 0;
char s[N];

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cin >> n >> k >> (s + 1);
    for (int l = 1; l <= n; l++) {
        for (; j <= n && cj < k; j++) {
            cj += (s[j] == 'J');
            co -= (s[j] == 'O');
        }
        for (; o <= n && co < k; o++) {
            co += (s[o] == 'O');
            ci -= (s[o] == 'I');
        }
        for (; i <= n && ci < k; i++) {
            ci += (s[i] == 'I');
        }
        if (cj < k || co < k || ci < k) {
            break;
        } else {
            ans = min(ans, i - l);
        }
        cj -= (s[l] == 'J');
    }
    cout << (ans == N ? -1 : ans - 3 * k);
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 248 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 4 ms 376 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 248 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 248 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 380 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct

Subtask #3
87.0 / 87.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 248 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 248 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 380 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 8 ms 504 KB Output is correct
37 Correct 8 ms 504 KB Output is correct
38 Correct 8 ms 508 KB Output is correct
39 Correct 8 ms 504 KB Output is correct
40 Correct 6 ms 504 KB Output is correct
41 Correct 8 ms 504 KB Output is correct
42 Correct 8 ms 504 KB Output is correct
43 Correct 5 ms 504 KB Output is correct
44 Correct 6 ms 504 KB Output is correct
45 Correct 5 ms 504 KB Output is correct
46 Correct 6 ms 504 KB Output is correct
47 Correct 6 ms 504 KB Output is correct
48 Correct 6 ms 504 KB Output is correct
49 Correct 6 ms 504 KB Output is correct
50 Correct 5 ms 504 KB Output is correct
51 Correct 6 ms 504 KB Output is correct
52 Correct 6 ms 504 KB Output is correct
53 Correct 6 ms 504 KB Output is correct
54 Correct 6 ms 508 KB Output is correct
55 Correct 6 ms 504 KB Output is correct
56 Correct 6 ms 504 KB Output is correct