#include <iostream>
using namespace std;
int main()
{    
    int n,l,r,a[10000],b=0;
    cin>>n>>l>>r;
    for (int i=1;i<=n;i++)
    {
        cin>>a[i];
        if (l<=a[i] && a[i]<=r)
        {
            b++;
        }
    }
    cout<<b;
    return 0;
}