/**
 * 
 */
package pandit.codejam;

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Scanner;

/**
 * @author Manu Ram Pandit
 * 
 */
public class DancingWithGooglersUpload {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		FileInputStream fStream = new FileInputStream(
				"input.txt");

		Scanner scanner = new Scanner(new BufferedInputStream(fStream));
		Writer out = new OutputStreamWriter(new FileOutputStream("output.txt"));

		int T = scanner.nextInt();
		int N,S,P,ti;
		int counter = 0;
		for (int count = 1; count <= T; count++) {
			N=scanner.nextInt();
			S = scanner.nextInt();
			counter = 0;
			P = scanner.nextInt();
			for(int i=1;i<=N;i++){
				ti=scanner.nextInt();
				if(ti>=(3*P-2)){
					counter++;
					continue;
				}
				else if(S>0){
					if(P>=2 && ((ti==(3*P-3)) ||(ti==(3*P-4)))) {
					S--;
					counter++;
					continue;
					}
				}
				
			}
			// System.out.println("Case #" + count + ": " + counter);
			out.write("Case #" + count + ": " + counter + "\n");
		}
		fStream.close();
		out.close();

	}

}


import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Scanner;

public class DancingWithGooglers {
    private Scanner in;
    private PrintWriter out;
    public long output;
    public int N;
    public int S;
    public int p;
    public List<Integer> t = new ArrayList<Integer>();
    /**
     * main method
     */
    public static void main(String args[]){
        new DancingWithGooglers("B-small-attempt1.in");
    }
    
    /**
     * constructor
     */
    public DancingWithGooglers(String filename){
        initIO(filename);
        
        int n = in.nextInt();
        
        for(int i=1;i<=n;i++){
            N = in.nextInt();
            S = in.nextInt();
            p = in.nextInt();
            output = 0;
            t.clear();
            for(int xx=0;xx<N;xx++){
            	t.add(in.nextInt());
            }
            Collections.sort(t);
            output=solve();
            out.println("Case #"+i+": "+output);
        }
        
       closeIO();
    }
    public int solve(){
    	int op=0;
    	for(int i=t.size()-1;i>=0;i--){
    		int elem = t.get(i);
    		if(elem==30 || elem==29 || elem==28){
    			if(10>=p) op++;
    		}
    		else if(elem==0){
    			if(0>=p) op++;
    		}
    		else{
    			if(elem%3==0){
    				//normal case
    				if(elem/3 >= p){
    					op++;
    				}
    				else if((elem/3)+1 >= p){
    					if(S>0){
    						op++;
    						S--;
    					}
    				}
    			}
    			else if(elem%3==1){
    				//normal case
    				if((elem/3)+1 >= p){
    					op++;
    				}
    				else if((elem/3)+1 >= p){
    					if(S>0){
    						op++;
    						S--;
    					}
    				}
    			}
    			else if(elem%3==2){
    				//normal case
    				if((elem/3)+1 >= p){
    					op++;
    				}
    				else if((elem/3)+2 >= p){
    					if(S>0){
    						op++;
    						S--;
    					}
    				}
    			}
    		}
    	}
    	return op;
    }
    
    /**
     * Set up devices to do I/O
     */
    public void initIO(String filename){
        try {
            in = new Scanner(new FileReader(filename));
            out = new PrintWriter(new FileWriter(filename+".out"));
        }catch (IOException except) {
            System.err.println("File is missing!");
        }
    }
    
    /**
     * Free memory used for I/O
     */
    public void closeIO(){
        in.close();
        out.close();
    }

   
}
