#include <iostream>
#include <vector>
using namespace std;
int main() {
    int N, M;
    cin >> N >> M;
    vector<int> a(N);
    for (int i = 0; i < N; ++i)
        cin >> a[i];
    int count = 0;
    int height = 0;
    for (int i = 0; i < N; ++i) {
        if (a[i] - height > M) {
            ++count;
            height = height + M;
        } else {
            height = a[i];
        }
    }
    cout << count << endl;
    return 0;
}
| # | Verdict | Execution time | Memory | Grader output | 
|---|
| Fetching results... | 
| # | Verdict | Execution time | Memory | Grader output | 
|---|
| Fetching results... | 
| # | Verdict | Execution time | Memory | Grader output | 
|---|
| Fetching results... | 
| # | Verdict | Execution time | Memory | Grader output | 
|---|
| Fetching results... |