#include<bits/stdc++.h>
using namespace std;
int n, k;
string s;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cin>>n>>k>>s;
vector<int> J, O, I;
for(int i=0;i<n;i++) {
if(s[i]=='J') {
J.push_back(i);
} else if(s[i]=='O') {
O.push_back(i);
} else {
I.push_back(i);
}
}
int ans = INT_MAX;
for(int j=0;j+k-1<J.size();j++) {
int o = upper_bound(O.begin(), O.end(), J[j+k-1])-O.begin();
if(o+k-1>=O.size()) continue;
int i = upper_bound(I.begin(), I.end(), O[o+k-1])-I.begin();
if(i+k-1>=I.size()) continue;
ans = min(ans, I[i+k-1]-J[j]+1-(3*k));
}
if(ans==INT_MAX) cout<<-1;
else cout<<ans;
}
Compilation message
ho_t2.cpp: In function 'int main()':
ho_t2.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
22 | for(int j=0;j+k-1<J.size();j++) {
| ~~~~~^~~~~~~~~
ho_t2.cpp:24:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
24 | if(o+k-1>=O.size()) continue;
| ~~~~~^~~~~~~~~~
ho_t2.cpp:26:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
26 | if(i+k-1>=I.size()) continue;
| ~~~~~^~~~~~~~~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
0 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
320 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
0 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
320 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 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 |
244 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
0 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
320 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
0 ms |
340 KB |
Output is correct |
| 22 |
Correct |
0 ms |
340 KB |
Output is correct |
| 23 |
Correct |
0 ms |
340 KB |
Output is correct |
| 24 |
Correct |
0 ms |
340 KB |
Output is correct |
| 25 |
Correct |
0 ms |
340 KB |
Output is correct |
| 26 |
Correct |
0 ms |
340 KB |
Output is correct |
| 27 |
Correct |
1 ms |
340 KB |
Output is correct |
| 28 |
Correct |
0 ms |
340 KB |
Output is correct |
| 29 |
Correct |
0 ms |
340 KB |
Output is correct |
| 30 |
Correct |
0 ms |
340 KB |
Output is correct |
| 31 |
Correct |
0 ms |
212 KB |
Output is correct |
| 32 |
Correct |
1 ms |
324 KB |
Output is correct |
| 33 |
Correct |
0 ms |
340 KB |
Output is correct |
| 34 |
Correct |
1 ms |
316 KB |
Output is correct |
| 35 |
Correct |
0 ms |
340 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
0 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
320 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 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 |
244 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
0 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
320 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
0 ms |
340 KB |
Output is correct |
| 22 |
Correct |
0 ms |
340 KB |
Output is correct |
| 23 |
Correct |
0 ms |
340 KB |
Output is correct |
| 24 |
Correct |
0 ms |
340 KB |
Output is correct |
| 25 |
Correct |
0 ms |
340 KB |
Output is correct |
| 26 |
Correct |
0 ms |
340 KB |
Output is correct |
| 27 |
Correct |
1 ms |
340 KB |
Output is correct |
| 28 |
Correct |
0 ms |
340 KB |
Output is correct |
| 29 |
Correct |
0 ms |
340 KB |
Output is correct |
| 30 |
Correct |
0 ms |
340 KB |
Output is correct |
| 31 |
Correct |
0 ms |
212 KB |
Output is correct |
| 32 |
Correct |
1 ms |
324 KB |
Output is correct |
| 33 |
Correct |
0 ms |
340 KB |
Output is correct |
| 34 |
Correct |
1 ms |
316 KB |
Output is correct |
| 35 |
Correct |
0 ms |
340 KB |
Output is correct |
| 36 |
Correct |
8 ms |
1604 KB |
Output is correct |
| 37 |
Correct |
8 ms |
1836 KB |
Output is correct |
| 38 |
Correct |
8 ms |
1964 KB |
Output is correct |
| 39 |
Correct |
8 ms |
1988 KB |
Output is correct |
| 40 |
Correct |
6 ms |
1984 KB |
Output is correct |
| 41 |
Correct |
7 ms |
1948 KB |
Output is correct |
| 42 |
Correct |
9 ms |
1812 KB |
Output is correct |
| 43 |
Correct |
4 ms |
1268 KB |
Output is correct |
| 44 |
Correct |
4 ms |
1496 KB |
Output is correct |
| 45 |
Correct |
6 ms |
2008 KB |
Output is correct |
| 46 |
Correct |
6 ms |
1972 KB |
Output is correct |
| 47 |
Correct |
6 ms |
2008 KB |
Output is correct |
| 48 |
Correct |
5 ms |
2008 KB |
Output is correct |
| 49 |
Correct |
4 ms |
1336 KB |
Output is correct |
| 50 |
Correct |
6 ms |
1988 KB |
Output is correct |
| 51 |
Correct |
6 ms |
2008 KB |
Output is correct |
| 52 |
Correct |
4 ms |
1596 KB |
Output is correct |
| 53 |
Correct |
3 ms |
1728 KB |
Output is correct |
| 54 |
Correct |
4 ms |
2188 KB |
Output is correct |
| 55 |
Correct |
2 ms |
1960 KB |
Output is correct |
| 56 |
Correct |
2 ms |
2012 KB |
Output is correct |
