#include <cstdio>
#include <cstdlib>
#include <cstring>
using namespace std;
int N,K,H[30001];

inline int Min(int a,int b) {return a<b?a:b;}
inline int Max(int a,int b) {return a>b?a:b;}

inline void init()
{
	scanf("%d %d\n",&N,&K);
	for(int i=1;i<=N;i++) scanf("%d",H+i);
}

inline void work()
{
	int min,max,del,ans=1;
	for(int i=1;i+ans+1<=N;i++)
	{
		int res=1; min=H[i],max=H[i];
		for(int j=i+1;j<=N;j++)
		{
			min=Min(min,H[j]);
			max=Max(max,H[j]);
			del=max-min;
			if(del>K) break;
			res++;
		}
		ans=Max(ans,res);
	}
	printf("%d\n",ans);
}

int main()
{
	freopen("riverbed.in","r",stdin);
	freopen("riverbed.out","w",stdout);
	init();
	work();
	return 0;
}