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

int main() {
    int n, k;
    cin >> n >> k;
    vector<int> x(n);
    for (int i = 0; i < n; i++) {
        cin >> x[i];
    }
    int cnt = 1, cur = x[0];
    for (int i = 1; i < n; i++) {
        if (x[i] - cur >= k) {
            cnt++;
            cur = x[i];
        }
    }
    cout << cnt << endl;
}