oj.uz

Submission #832779

# Submission time Handle Problem Language Result Execution time Memory
832779 2023-08-21T14:54:22 Z OAleksa JJOOII 2 (JOI20_ho_t2) C++14
100 / 100
 9 ms 3300 KB 
#include <bits/stdc++.h>
#define f first
#define s second
#define int long long
using namespace std;

signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int n, k;
    string s;
    cin >> n >> k >> s;
    vector<int> jj, oo, ii;
    for (int i = 0; i < n; i++) {
        if(s[i] == 'J')
            jj.push_back(i);
        else if(s[i] == 'O')
            oo.push_back(i);
        else
            ii.push_back(i);
    }
    int ans = 1e9;
    for (int i = 0;i + k - 1 < (int)jj.size();i++) {
        auto u = upper_bound(oo.begin(), oo.end(), jj[i + k - 1]) - oo.begin();
        if(u + k - 1 >= (int)oo.size())
            continue;
        auto l = upper_bound(ii.begin(), ii.end(), oo[u + k - 1]) - ii.begin();
        if(l + k - 1 >= (int)ii.size())
            continue;
        int t = n - jj[i] - (n - 1 - ii[l + k - 1]);
        ans = min(ans, t - (3 * k));
    }
    if(ans == 1e9)
        ans = -1;
    cout << ans;
    return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 320 KB Output is correct
7 Correct 0 ms 320 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 320 KB Output is correct
7 Correct 0 ms 320 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 328 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 320 KB Output is correct

Subtask #3
87.0 / 87.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 320 KB Output is correct
7 Correct 0 ms 320 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 324 KB Output is correct
10 Correct 1 ms 316 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 328 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 320 KB Output is correct
36 Correct 8 ms 2372 KB Output is correct
37 Correct 9 ms 2880 KB Output is correct
38 Correct 9 ms 2860 KB Output is correct
39 Correct 8 ms 2976 KB Output is correct
40 Correct 7 ms 3032 KB Output is correct
41 Correct 8 ms 3020 KB Output is correct
42 Correct 9 ms 2860 KB Output is correct
43 Correct 4 ms 1820 KB Output is correct
44 Correct 5 ms 2000 KB Output is correct
45 Correct 6 ms 2960 KB Output is correct
46 Correct 6 ms 2952 KB Output is correct
47 Correct 6 ms 3020 KB Output is correct
48 Correct 6 ms 2992 KB Output is correct
49 Correct 4 ms 1868 KB Output is correct
50 Correct 6 ms 2992 KB Output is correct
51 Correct 6 ms 3012 KB Output is correct
52 Correct 3 ms 2436 KB Output is correct
53 Correct 4 ms 2888 KB Output is correct
54 Correct 4 ms 3300 KB Output is correct
55 Correct 3 ms 3288 KB Output is correct
56 Correct 2 ms 3288 KB Output is correct