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;
    }
}


/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Collection;
import java.util.HashMap;
import java.util.StringTokenizer;

/**
 *
 * @author parusnik
 */
public class Codejam {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new FileReader("input.txt"));
        BufferedWriter bw = new BufferedWriter(new FileWriter("output.txt"));
        
        int T = Integer.parseInt(br.readLine());
        StringTokenizer st;
        
        for (int t = 1; t<=T; t++){
            bw.write("Case #" + String.valueOf(t) + ": ");
            st = new StringTokenizer(br.readLine());
            
            int n = Integer.parseInt(st.nextToken());
            int s = Integer.parseInt(st.nextToken());
            int p = Integer.parseInt(st.nextToken());
            
            int k = 0;
            int d = 0;
            
            for (int i = 0; i<n; i++){
                int a = Integer.parseInt(st.nextToken());
                a-=p;
                if (a>=0){
                    a/=2;
                    if (a==p-2) k++;
                    else if (a>p-2) d++;
                }
            }
            
            d += Math.min(k, s);
            bw.write(String.valueOf(d));
            
            bw.newLine();
        }
        
        br.close();
        bw.close();
    }
    
}
