#include<bits/stdc++.h>
using namespace std;
int main() {
int n, k;
string str;
cin >> n >> k >> str;
vector<vector<int>> pos(3);
vector<int> last(4, -1e9);
map<char, int> id = {{'J', 0}, {'O', 1}, {'I', 2}};
int ans = 1e9;
for(int i = 0; i < n; i++) {
last[0] = i;
int x = id[str[i]];
pos[x].emplace_back(last[x]);
if(pos[x].size() >= k)
last[x + 1] = pos[x][pos[x].size() - k];
ans = min(ans, i - last[3] + 1 - 3 * k);
}
if(ans > n) ans = -1;
cout << ans << "\n";
}
Compilation message
ho_t2.cpp: In function 'int main()':
ho_t2.cpp:18:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(pos[x].size() >= k)
~~~~~~~~~~~~~~^~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
256 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
256 KB |
Output is correct |
4 |
Correct |
5 ms |
256 KB |
Output is correct |
5 |
Correct |
4 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
256 KB |
Output is correct |
7 |
Correct |
5 ms |
256 KB |
Output is correct |
8 |
Correct |
5 ms |
256 KB |
Output is correct |
9 |
Correct |
5 ms |
256 KB |
Output is correct |
10 |
Correct |
5 ms |
256 KB |
Output is correct |
11 |
Correct |
5 ms |
256 KB |
Output is correct |
12 |
Correct |
5 ms |
256 KB |
Output is correct |
13 |
Correct |
5 ms |
256 KB |
Output is correct |
14 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
256 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
256 KB |
Output is correct |
4 |
Correct |
5 ms |
256 KB |
Output is correct |
5 |
Correct |
4 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
256 KB |
Output is correct |
7 |
Correct |
5 ms |
256 KB |
Output is correct |
8 |
Correct |
5 ms |
256 KB |
Output is correct |
9 |
Correct |
5 ms |
256 KB |
Output is correct |
10 |
Correct |
5 ms |
256 KB |
Output is correct |
11 |
Correct |
5 ms |
256 KB |
Output is correct |
12 |
Correct |
5 ms |
256 KB |
Output is correct |
13 |
Correct |
5 ms |
256 KB |
Output is correct |
14 |
Correct |
5 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 |
376 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 |
6 ms |
376 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
256 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
376 KB |
Output is correct |
34 |
Correct |
5 ms |
376 KB |
Output is correct |
35 |
Correct |
5 ms |
380 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
256 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
256 KB |
Output is correct |
4 |
Correct |
5 ms |
256 KB |
Output is correct |
5 |
Correct |
4 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
256 KB |
Output is correct |
7 |
Correct |
5 ms |
256 KB |
Output is correct |
8 |
Correct |
5 ms |
256 KB |
Output is correct |
9 |
Correct |
5 ms |
256 KB |
Output is correct |
10 |
Correct |
5 ms |
256 KB |
Output is correct |
11 |
Correct |
5 ms |
256 KB |
Output is correct |
12 |
Correct |
5 ms |
256 KB |
Output is correct |
13 |
Correct |
5 ms |
256 KB |
Output is correct |
14 |
Correct |
5 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 |
376 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 |
6 ms |
376 KB |
Output is correct |
30 |
Correct |
5 ms |
376 KB |
Output is correct |
31 |
Correct |
5 ms |
256 KB |
Output is correct |
32 |
Correct |
5 ms |
376 KB |
Output is correct |
33 |
Correct |
5 ms |
376 KB |
Output is correct |
34 |
Correct |
5 ms |
376 KB |
Output is correct |
35 |
Correct |
5 ms |
380 KB |
Output is correct |
36 |
Correct |
18 ms |
1408 KB |
Output is correct |
37 |
Correct |
19 ms |
1732 KB |
Output is correct |
38 |
Correct |
19 ms |
1776 KB |
Output is correct |
39 |
Correct |
21 ms |
1792 KB |
Output is correct |
40 |
Correct |
20 ms |
1764 KB |
Output is correct |
41 |
Correct |
21 ms |
1776 KB |
Output is correct |
42 |
Correct |
19 ms |
1664 KB |
Output is correct |
43 |
Correct |
14 ms |
1160 KB |
Output is correct |
44 |
Correct |
16 ms |
1392 KB |
Output is correct |
45 |
Correct |
19 ms |
1792 KB |
Output is correct |
46 |
Correct |
18 ms |
1660 KB |
Output is correct |
47 |
Correct |
20 ms |
1792 KB |
Output is correct |
48 |
Correct |
19 ms |
1792 KB |
Output is correct |
49 |
Correct |
14 ms |
1156 KB |
Output is correct |
50 |
Correct |
22 ms |
1744 KB |
Output is correct |
51 |
Correct |
19 ms |
1664 KB |
Output is correct |
52 |
Correct |
18 ms |
1348 KB |
Output is correct |
53 |
Correct |
19 ms |
1736 KB |
Output is correct |
54 |
Correct |
17 ms |
1792 KB |
Output is correct |
55 |
Correct |
18 ms |
1792 KB |
Output is correct |
56 |
Correct |
19 ms |
1792 KB |
Output is correct |