Submission #83286

#	Time	Username	Problem	Language	Result	Execution time	Memory
83286		charlies_moo	Rasvjeta (COCI17_rasvjeta)	C++98	50 / 50	6 ms	620 KiB

rasjveta

#include <bits/stdc++.h>
using namespace std;
int n,m,k,ans=0;
bool b[1000];
int main()
{
	//freopen("lighting.in","r",stdin);
	//freopen("lighting.out","w",stdout);
	ios::sync_with_stdio(false);
	cin.tie(0);
	
	cin>>n>>m>>k;
	memset(b,0,sizeof(b));
	for(int i=0;i<m;i++)
	{
		int p;
		cin>>p;
		for(int j=max(0,p-k-1);j<min(n,p+k);j++)
			b[j]=1;
	}
	for(int i=0;i<n;i++)
	{
		if(b[i]==0)
		{
			for(int j=i;j<n;j++)
			{
				if(b[j]==1)
				{
					int a=j-i-1;
					ans+=(a/(2*k+1)+1);
					for(int p=i;p<=j;p++)
					{
						b[p]=1;
					}
					break;
				}
				else
				{
					if(j==n-1)
					{
						int a=j-i;
						ans+=(a/(2*k+1)+1);
						for(int p=i;p<=j;p++)
						{
							b[p]=1;
						}
						break;
					}
				}
			}
		}
	}
	cout<<ans;
	
	//fclose(stdin);
	//fclose(stdout);
	return 0;
}

• Subtask 1: 50 / 50