include <bits/stdc++.h>

using namespace std;

int main() {

long h, m, n, a[100000], l = 0, i, k = 0;
cin >> n;
cin >> h;
cin >> m;
l = m + h;
for (i = 0; i < n; i++) {
	cin >> a[i];
	if (l >= a[i]) {
		k++;
	}
}
cout << k;
return 0;

}