Submission #877128

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
877128	2023-11-22T22:50:50 Z	Marco_Escandon	JJOOII 2 (JOI20_ho_t2)	C++11	100 / 100	9 ms	3412 KB

ho_t2

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;

int n,k;
string s;

vector<int> f(char c){
	vector<int> a(n+2);
	int I=0,t=0;
	for(int i=0;i<n;i++){
		if(i&&s[i-1]==c) t--;
		while(I<n&&t<k){
			if(s[I]==c) t++;
			I++;
		}
		a[i]=(t==k?I:n+1);
	}
	a[n]=a[n+1]=n+1;
	return a;
}

int main(){
	cin>>n>>k>>s;
	vector<int> a=f('J'),b=f('O'),c=f('I');
	int res=n;
	for(int i=0;i<n;i++){
		int x=c[b[a[i]]];
		if(x<=n) res=min(res,x-i-3*k);
	}
	cout<<(res==n?-1:res)<<endl;
}

Subtask #1

1.0 / 1.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	428 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	440 KB	Output is correct
14	Correct	0 ms	600 KB	Output is correct

Subtask #2

12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	428 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	440 KB	Output is correct
14	Correct	0 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	604 KB	Output is correct
22	Correct	0 ms	360 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	600 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	0 ms	440 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	1 ms	436 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	0 ms	348 KB	Output is correct
35	Correct	0 ms	436 KB	Output is correct

Subtask #3

87.0 / 87.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	428 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	440 KB	Output is correct
14	Correct	0 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	604 KB	Output is correct
22	Correct	0 ms	360 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	600 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	0 ms	440 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	1 ms	436 KB	Output is correct
32	Correct	0 ms	348 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	0 ms	348 KB	Output is correct
35	Correct	0 ms	436 KB	Output is correct
36	Correct	7 ms	3048 KB	Output is correct
37	Correct	7 ms	3304 KB	Output is correct
38	Correct	7 ms	3308 KB	Output is correct
39	Correct	8 ms	3280 KB	Output is correct
40	Correct	8 ms	3324 KB	Output is correct
41	Correct	9 ms	3308 KB	Output is correct
42	Correct	9 ms	3308 KB	Output is correct
43	Correct	5 ms	2284 KB	Output is correct
44	Correct	6 ms	2692 KB	Output is correct
45	Correct	7 ms	3232 KB	Output is correct
46	Correct	8 ms	3304 KB	Output is correct
47	Correct	7 ms	3308 KB	Output is correct
48	Correct	8 ms	3412 KB	Output is correct
49	Correct	5 ms	2284 KB	Output is correct
50	Correct	7 ms	3272 KB	Output is correct
51	Correct	7 ms	3308 KB	Output is correct
52	Correct	7 ms	3052 KB	Output is correct
53	Correct	7 ms	3316 KB	Output is correct
54	Correct	5 ms	3308 KB	Output is correct
55	Correct	5 ms	3300 KB	Output is correct
56	Correct	5 ms	3308 KB	Output is correct