n,k=map(int,input().split())
xlist=list(map(int,input().split()))

ans=1
i=0
while True:
	if i == n-1:
		break
	
	for j in range(i+1,n):
		if abs(xlist[i]-xlist[j])<k:
			continue
		else:
			ans+=1
			break
	i=j
	
print(ans)