#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n,l,r,a,b = 0;
    cin >> n >> l >> r;
    for (int i = 1; i <= n; i++)
    {
        cin >> a;
        if (a >= l && a <= r)
        {
            b += 1;
        }
    }
    cout << b;
    return 0;
}