This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 200'000;
char wasmx[MAXN + 1];
int main()
{
    int n, m, i, prev, x, ans = 0;
    cin >> n >> m >> prev;
    if(prev > m){
      prev = m;
      ans++;
    }
    for( i = 1; i < n; i++ ){
      cin >> x;
      if(prev + m < x){
        ans++;
        x = prev + m;
      }
      prev = x;
    }
    cout << ans << "\n";
    return 0;
}
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