import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Scanner;
import java.util.Set;
import java.util.HashSet;
	
public class CodeJamB {
	
	public static int[][] matrix;
	public static boolean[][] had;
	public static boolean[][] down;
	public static char[][] result;
	public static int height;
	public static int width;
	
	public static void readLoop(File dataInput) throws Exception{
		Scanner scan = new Scanner(dataInput);
		
		int caseNumber = 0;
		int cases = 0;

		if (scan.hasNext()){
			cases = scan.nextInt();
		}

		while (scan.hasNext()) { 
			caseNumber++;
			int result = 0;
			int googlers = scan.nextInt();
			int surprising = scan.nextInt();
			int leastP = scan.nextInt();
			int minS = leastP*3-4;
			if (minS<2)
				minS=2;
			int min = leastP*3-2;
			for (int i = 0; i < googlers; i++){
				int score = scan.nextInt();
				if (score>=min){
					result++;
				} else if (surprising>0 && score>=minS){
					surprising--;
					result++;
				}
			}
			printAnswer(caseNumber, ""+result);
		}
		scan.close();
	}

	public static void main (String args[]) {
		// check arguments and grab input files
		if (args.length==1) {
			// check if the filenames in the arguments exist
			File dataInput = new File(args[0]);
			if (dataInput.exists()) {
				try {
					readLoop(dataInput);
				} catch (Exception e) {
					println("An error occurred");
					println(e.toString());
				}
			} else {
				println("File does not exist");
			}
		} else {
			println("Incorrect number of arguments");
		}
	}

	public static void printAnswer(int caseNumber, String answer){
		System.out.println("Case #"+caseNumber+": "+answer);
	}

	public static void println(String out){
		System.out.println(out);
	}
}
