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.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class Runner {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		new Runner().run();
	}
	
	
void printHelloWorld(String x)
{
	System.out.println("Print Hello World For ," + x);
}

void run()
{
	File file = new File("input.in"); 
	    
	    Scanner input;
	    FileWriter fstream = null;
	    
		try {
			input = new Scanner(file);
		
		int numberOfTestCases = input.nextInt();
		fstream = new FileWriter("out.out");
	    BufferedWriter out = new BufferedWriter(fstream);
	    
	    for(int i = 0 ; i < numberOfTestCases ; i++){
	    	
	    	int numberOfGooglers = input.nextInt();
	    	int surprisingAllowed = input.nextInt();
    		int limitScore = input.nextInt();
	    	
    		int numberOfAddedSuperrised = 0;
    		int numberOfMayUsedSurprisedGooglers = 0;
    		int totalNumberOfGoolgersPassedLimit = 0;
	    	
	    	for (int j = 0; j < numberOfGooglers; j++) {
	    		
	    		int googlerTotalScore = input.nextInt();
	    		int division = googlerTotalScore / 3;
	    		
	    		if(googlerTotalScore % 3 == 0 ){
		    		
	    			if(division >= limitScore){
	    				totalNumberOfGoolgersPassedLimit++;
	    			}else{
	    				if(division != 0 && division+1 >= limitScore){
	    					numberOfMayUsedSurprisedGooglers++;
	    				}
	    			}

		    	}else if(googlerTotalScore % 3 == 1 ) {
		    		
		    		if(division+1 >= limitScore){
	    				totalNumberOfGoolgersPassedLimit++;
	    			}
		    		
		    	}else if(googlerTotalScore % 3 == 2 ){
		    		
		    		if(division+1 >= limitScore){
	    				totalNumberOfGoolgersPassedLimit++;
	    			}else if(division+2 >= limitScore){
	    				numberOfMayUsedSurprisedGooglers++;
	    			}
		    		
		    	}
			}
	    	
	    	numberOfAddedSuperrised = (numberOfMayUsedSurprisedGooglers > surprisingAllowed) ? surprisingAllowed : numberOfMayUsedSurprisedGooglers;
	    	totalNumberOfGoolgersPassedLimit += numberOfAddedSuperrised;
	    	out.write("Case #" + (i+1) +": "+ totalNumberOfGoolgersPassedLimit +"\n");
	    }
	    
	    
	    input.close(); 
    	out.close();
    	
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	    
	  
	
}

}
