import java.io.*;
public class test2{
    public static void main(String[] args) throws IOException{
    BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
    String[] line=br.readLine().split(" ");
    int N=Integer.parseInt(line[0]);
    long K=Long.parseLong(line[1]);
    line=br.readLine().split(" ");
    int[] A=new int[N];
    for(int i=0;i<N;i++) A[i]=Integer.parseInt(line[i]);
    int ansN=0;
    for(int i=0;i<N;i++){
      for(int j=0;j<N;j++){
        if(A[i]*A[j]>=K*2) ansN++;
      }
    }
    System.out.println(ansN);
  }
}