Submission #1046645

#	Time	Username	Problem	Language	Result	Execution time	Memory
1046645		biserailieva	Infinite Race (EGOI24_infiniterace2)	C++14	100 / 100	37 ms	1368 KiB

Main

#include<bits/stdc++.h>
using namespace std;
 
int main()
{
   	int n, q;
	cin>>n>>q;
	int A[n];
	memset(A, -1, sizeof(A));
	int res=0;
	int x;
	for(int i=0;i<q;i++)
	{
		cin>>x;
		if(x<=0)
		{
		    x*=-1;
		    A[x]=-1;
		}
		else
		{
			if(A[x]!=res)
			{
			    A[x]=res;
			}
			else
			{
				res++;
				A[x]=res;
			}
		}
	}
	cout<<res<<endl;
	return 0;
}

• Subtask 1: 29 / 29
• Subtask 2: 34 / 34
• Subtask 3: 22 / 22
• Subtask 4: 15 / 15