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;
    }
}


package codeJam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

/**
 * http://code.google.com/codejam/contest/1460488/dashboard#s=p1
 * @author Weiwei Cheng
 */
public class DancingWithTheGooglers {

    public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new FileReader("_input.in"));
        BufferedWriter bw = new BufferedWriter(new FileWriter("_output.in"));
        
        br.readLine();
        
        String line = null;
        int count = 0;
        
        while((line=br.readLine())!=null){
           
            String[] input = line.split(" ");

            int numGooglers = Integer.parseInt(input[0]);
            int maxNumSuprises = Integer.parseInt(input[1]);
            int neededScore = Integer.parseInt(input[2]);
            
            int[] scores = new int[numGooglers]; 
            int ans = 0;
            int numSuprises = 0;
            
            for(int i=3; i<input.length; i++){
                scores[i-3] = Integer.parseInt(input[i]);
            }
            
            for(int score : scores){
                if(score % 3 == 0){
                    if(score != 0){
                        int highscoreWithSup = score / 3 + 1;
                        int highscoreNoSup = score / 3;
                        if(highscoreNoSup >= neededScore){
                            ans++;
                        }
                        else if(highscoreWithSup >= neededScore && numSuprises < maxNumSuprises){
                            ans++;
                            numSuprises++;
                        }
                    }
                    else{//score==0
                        if(0 >= neededScore){
                            ans++;
                        }
                    }
                }
                else if(score % 3 == 1){
                    int highscoreWithSup = score / 3 + 1;
                    int highscoreNoSup = highscoreWithSup;
                    if(highscoreNoSup >= neededScore){
                        ans++;
                    }
                }
                else{
                    int highscoreWithSup = score / 3 + 2;
                    int highscoreNoSup = score / 3 + 1;
                    if(highscoreNoSup >= neededScore){
                        ans++;
                    }
                    else if(highscoreWithSup >= neededScore && numSuprises < maxNumSuprises){
                        ans++;
                        numSuprises++;
                    }
                }
            }
                    
            bw.append("Case #" + ++count + ": " + ans);
            
            bw.newLine();
        }

        br.close();
        bw.close();
        
    }

}
