답안 #716206

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
716206	2023-03-29T08:49:10 Z	hello_there_123	JJOOII 2 (JOI20_ho_t2)	C++17	100 / 100	15 ms	3036 KB

ho_t2

#include<bits/stdc++.h>
using namespace std;
#define int long long
vector<int>pos[3];
main(){
	int n,k;
	cin>>n>>k;
	string s;
	cin>>s;
	for(int i=1;i<=n;i++){
		if(s[i-1] == 'J') pos[0].push_back(i);
		if(s[i-1] == 'O') pos[1].push_back(i);
		if(s[i-1] == 'I') pos[2].push_back(i);
	}
	int mini = 1e10;
	if(pos[0].size()<k-1){
		cout<<"-1";
		return 0;
	}
	for(int i=k-1;i<pos[0].size();i++){
		int x = lower_bound(pos[1].begin(),pos[1].end(),pos[0][i])-pos[1].begin();

		int x2 = pos[1][x+k-1];
		if(x+k-1>=pos[1].size()){
			break;
		}
		int y = lower_bound(pos[2].begin(),pos[2].end(),x2)-pos[2].begin();

		if(y+k-1>=pos[2].size()){
			break;
		}
		int p = pos[2][y+k-1]-pos[0][i-k+1]+1;
		mini = min(mini,p);
	}
	if(mini>1e9) cout<<"-1";
	else cout<<mini-k*3;
}

Compilation message

ho_t2.cpp:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    5 | main(){
      | ^~~~
ho_t2.cpp: In function 'int main()':
ho_t2.cpp:16:18: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   16 |  if(pos[0].size()<k-1){
      |     ~~~~~~~~~~~~~^~~~
ho_t2.cpp:20:17: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |  for(int i=k-1;i<pos[0].size();i++){
      |                ~^~~~~~~~~~~~~~
ho_t2.cpp:24:11: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |   if(x+k-1>=pos[1].size()){
      |      ~~~~~^~~~~~~~~~~~~~~
ho_t2.cpp:29:11: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |   if(y+k-1>=pos[2].size()){
      |      ~~~~~^~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 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	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 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	0 ms	212 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	1 ms	212 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 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	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 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	0 ms	212 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	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	340 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	212 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	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 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	212 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	1 ms	212 KB	Output is correct
35	Correct	1 ms	212 KB	Output is correct

Subtask #3
87.0 / 87.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 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	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 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	0 ms	212 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	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	340 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	212 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	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 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	212 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	1 ms	212 KB	Output is correct
35	Correct	1 ms	212 KB	Output is correct
36	Correct	12 ms	2120 KB	Output is correct
37	Correct	14 ms	2644 KB	Output is correct
38	Correct	14 ms	2612 KB	Output is correct
39	Correct	12 ms	2628 KB	Output is correct
40	Correct	11 ms	2660 KB	Output is correct
41	Correct	15 ms	2784 KB	Output is correct
42	Correct	14 ms	2664 KB	Output is correct
43	Correct	5 ms	1624 KB	Output is correct
44	Correct	6 ms	1736 KB	Output is correct
45	Correct	8 ms	2708 KB	Output is correct
46	Correct	8 ms	2704 KB	Output is correct
47	Correct	8 ms	2768 KB	Output is correct
48	Correct	9 ms	2764 KB	Output is correct
49	Correct	5 ms	1728 KB	Output is correct
50	Correct	8 ms	2740 KB	Output is correct
51	Correct	8 ms	2768 KB	Output is correct
52	Correct	8 ms	2244 KB	Output is correct
53	Correct	8 ms	2652 KB	Output is correct
54	Correct	8 ms	3036 KB	Output is correct
55	Correct	7 ms	3036 KB	Output is correct
56	Correct	8 ms	3036 KB	Output is correct

답안 #716206

Compilation message

Subtask #1 1.0 / 1.0

Subtask #2 12.0 / 12.0

Subtask #3 87.0 / 87.0

Subtask #1
1.0 / 1.0

Subtask #2
12.0 / 12.0

Subtask #3
87.0 / 87.0