#include<bits/stdc++.h>
using namespace std;
int n,k,a[1010],minn=9999,ans=0;
int cmp(int x,int y)
{
	return x>y;
}
int main()
{
	cin>>n>>k;
	for(int i=1;i<=n;i++)
		cin>>a[i];
	sort(a+1,a+n+1,cmp);
	if(k==0)
	{
		cout<<a[1]<<endl;
		return 0;
	}
	for(int i=1;i<=n;i++)
	{
		if(a[1]-a[i]<=k)
		{
			if(a[1]-a[i]<=minn)
			{
				ans+=a[i];
			}
			else
				continue;
		}
		else
		{
			continue;
		}
	}
	cout<<ans<<endl;
	return 0;
}