Submission #209673

# Submission time Handle Problem Language Result Execution time Memory
209673 2020-03-15T05:42:07 Z origami100 JJOOII 2 (JOI20_ho_t2) C++11
13 / 100
2000 ms 9988 KB
#include <bits/stdc++.h>
using namespace std;
int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n, k;
	cin >> n >> k;
	string s;
	cin >> s;
	set <int> J, O, I;
	for(int i = 0; i < n; i++){
		switch(s[i]){
			case 'J':
				J.insert(i);
				break;
			case 'O':
				O.insert(i);
				break;
			case 'I':
				I.insert(i);
				break;
		}
	}
	set <int>::iterator it1, it2, it3;
	it1 = J.begin();
	int mi = 200005;
	bool pos;
	for(int i = 0; i < J.size() - k + 1; i++){
		pos = true;
		it2 = it1;
		//cout << *it1 << ' ';
		for(int j = 0; j < k - 1 && pos; j++){
			it2++;
			if(it2 == J.end()){
				pos = false;
			}
		}
		if(pos == false) continue;
		//cout << *it2 << ' ';
		it2 = O.upper_bound(*it2);
		if(it2 == O.end()){
			continue;
		}
		//cout << *it2 << ' ';
		for(int j = 0; j < k - 1 && pos; j++){
			it2++;
			if(it2 == O.end()){
				pos = false;
			}
		}
		if(pos == false) continue;
		//cout << *it2 << ' ';
		it2 = I.upper_bound(*it2);
		if(it2 == I.end()){
			continue;
		}
		//cout << *it2 << ' ';
		for(int j = 0; j < k - 1 && pos; j++){
			it2++;
			if(it2 == I.end()){
				pos = false;
			}
		}
		if(pos == false) continue;
		//cout << *it2 << '\n';
		mi = min(mi, *it2 - *it1 + 1 - (k * 3));
		it1++;
	}
	if(mi == 200005) cout << -1;
	else cout << mi;
}

Compilation message

ho_t2.cpp: In function 'int main()':
ho_t2.cpp:28:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < J.size() - k + 1; i++){
                 ~~^~~~~~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 248 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 5 ms 248 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 248 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 5 ms 248 KB Output is correct
15 Correct 6 ms 504 KB Output is correct
16 Correct 5 ms 504 KB Output is correct
17 Correct 5 ms 504 KB Output is correct
18 Correct 7 ms 376 KB Output is correct
19 Correct 6 ms 504 KB Output is correct
20 Correct 6 ms 504 KB Output is correct
21 Correct 9 ms 504 KB Output is correct
22 Correct 9 ms 504 KB Output is correct
23 Correct 6 ms 376 KB Output is correct
24 Correct 10 ms 504 KB Output is correct
25 Correct 11 ms 504 KB Output is correct
26 Correct 11 ms 504 KB Output is correct
27 Correct 12 ms 504 KB Output is correct
28 Correct 10 ms 504 KB Output is correct
29 Correct 10 ms 504 KB Output is correct
30 Correct 10 ms 504 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 9 ms 504 KB Output is correct
33 Correct 5 ms 504 KB Output is correct
34 Correct 10 ms 504 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 248 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 256 KB Output is correct
14 Correct 5 ms 248 KB Output is correct
15 Correct 6 ms 504 KB Output is correct
16 Correct 5 ms 504 KB Output is correct
17 Correct 5 ms 504 KB Output is correct
18 Correct 7 ms 376 KB Output is correct
19 Correct 6 ms 504 KB Output is correct
20 Correct 6 ms 504 KB Output is correct
21 Correct 9 ms 504 KB Output is correct
22 Correct 9 ms 504 KB Output is correct
23 Correct 6 ms 376 KB Output is correct
24 Correct 10 ms 504 KB Output is correct
25 Correct 11 ms 504 KB Output is correct
26 Correct 11 ms 504 KB Output is correct
27 Correct 12 ms 504 KB Output is correct
28 Correct 10 ms 504 KB Output is correct
29 Correct 10 ms 504 KB Output is correct
30 Correct 10 ms 504 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 9 ms 504 KB Output is correct
33 Correct 5 ms 504 KB Output is correct
34 Correct 10 ms 504 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 49 ms 9220 KB Output is correct
37 Correct 54 ms 9988 KB Output is correct
38 Correct 53 ms 9988 KB Output is correct
39 Execution timed out 2095 ms 9860 KB Time limit exceeded
40 Halted 0 ms 0 KB -