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답안 #239307

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
239307 2020-06-15T10:50:34 Z MrRobot_28 Rasvjeta (COCI17_rasvjeta) C++17
50 / 50
 5 ms 384 KB 
#include <bits/stdc++.h>
using namespace std;

signed main()
{
	int n, m, k;
	cin >> n >> m >> k;
	int last = 1;
	int cnt = 0;
	for(int i = 0; i < m; i++)
	{
		int a;
		cin >> a;
		while(last < a - k)
		{
			last += 2 * k + 1;
			cnt++;
		}
		last = a + k + 1;
	}
	while(last <= n)
	{
		last += 2 * k + 1;
		cnt++;
	}
	cout << cnt;
    return 0;
}

Subtask #1
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 4 ms 256 KB Output is correct
3 Correct 4 ms 256 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 256 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 5 ms 256 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 5 ms 256 KB Output is correct