20分求助!!!

#include<bits/stdc++.h>
using namespace std;
int n,k,ans=0;
int main()
{
	cin>>n>>k;
	 ans=ans+n;
	 int y=0;
	y=n;
	if(y>=k)
	{
	    y=y-k;
	    ans++;
	    y++;
	}
	cout<<ans;
	 return 0;
}