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;
signed main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
int n, m, ans = 0;
cin >> n >> m;
vector<int> a(n);
for (int i = 0; i < n; i++) cin >> a[i];
if (a[0] > m) a[0] = m, ++ans;
for (int i = 1; i < n; i++)
if (a[i] > m + a[i - 1])
a[i] = m + a[i - 1], ++ans;
cout << ans << '\n';
}
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