oj.uz

Submission #553402

# Submission time Handle Problem Language Result Execution time Memory
553402 2022-04-25T18:29:17 Z Hanksburger JJOOII 2 (JOI20_ho_t2) C++17
100 / 100
 15 ms 1636 KB 
#include <bits/stdc++.h>
using namespace std;
vector<int> J, O, I;
int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int n, k, ans=1e9;
	cin >> n >> k;
	for (int i=1; i<=n; i++)
	{
		char x;
		cin >> x;
		if (x=='J')
			J.push_back(i);
		else if (x=='O')
			O.push_back(i);
		else
			I.push_back(i);
	}
	for (int i=0; i<=O.size()-k; i++)
	{
		int index=lower_bound(J.begin(), J.end(), O[i])-J.begin()-k;
		int jndex=lower_bound(I.begin(), I.end(), O[i+k-1])-I.begin()+k-1;
		if (index>=0 && jndex<I.size())
			ans=min(ans, I[jndex]-J[index]+1-k*3);
	}
	if (ans==1e9)
		cout << -1;
	else
		cout << ans;
	return 0;
}

Compilation message

ho_t2.cpp: In function 'int main()':
ho_t2.cpp:22:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |  for (int i=0; i<=O.size()-k; i++)
      |                ~^~~~~~~~~~~~
ho_t2.cpp:26:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |   if (index>=0 && jndex<I.size())
      |                   ~~~~~^~~~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 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 1 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 0 ms 212 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 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 1 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 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 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 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 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 1 ms 212 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct

Subtask #3
87.0 / 87.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 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 1 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 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 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 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 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 1 ms 212 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 12 ms 1104 KB Output is correct
37 Correct 13 ms 1424 KB Output is correct
38 Correct 13 ms 1480 KB Output is correct
39 Correct 13 ms 1480 KB Output is correct
40 Correct 13 ms 1492 KB Output is correct
41 Correct 12 ms 1492 KB Output is correct
42 Correct 15 ms 1492 KB Output is correct
43 Correct 6 ms 1108 KB Output is correct
44 Correct 8 ms 1076 KB Output is correct
45 Correct 10 ms 1572 KB Output is correct
46 Correct 12 ms 1500 KB Output is correct
47 Correct 11 ms 1432 KB Output is correct
48 Correct 11 ms 1616 KB Output is correct
49 Correct 7 ms 1104 KB Output is correct
50 Correct 11 ms 1492 KB Output is correct
51 Correct 10 ms 1500 KB Output is correct
52 Correct 6 ms 1112 KB Output is correct
53 Correct 7 ms 1476 KB Output is correct
54 Correct 6 ms 1624 KB Output is correct
55 Correct 6 ms 1624 KB Output is correct
56 Correct 5 ms 1636 KB Output is correct