#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int N,K; cin >> N >> K;
    long long back = -2e9,answer = 0;
    while(N--){
        long long x; cin >> x;
        if(x-back >= K) answer++,back = x;
    }
    cout << answer << endl;
}