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

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
    
/**
 * 
 * @author dannocz
 */
public class InputReader {
    
    public static Input readFile(String filename){
        try {
              
              /*  Sets up a file reader to read the file passed on the command
          77        line one character at a time */
              FileReader input = new FileReader(filename);
              
              /* Filter FileReader through a Buffered read to read a line at a
                 time */
              BufferedReader bufRead = new BufferedReader(input);
              
              String line;    // String that holds current file line
              int count = 0;  // Line number of count 
              ArrayList<String> cases= new ArrayList<String>();
              
              // Read first line
              line = bufRead.readLine();
              int noTestCases=Integer.parseInt(line);
              count++;
              
              // Read through file one line at time. Print line # and line
              while (count<=noTestCases){
                  //System.out.println("Reading. "+count+": "+line);
                  line = bufRead.readLine();
                  cases.add(line);
                  count++;
              }
              
              bufRead.close();
              
              return new Input(noTestCases,cases);
              
          }catch (ArrayIndexOutOfBoundsException e){
              /* If no file was passed on the command line, this expception is
              generated. A message indicating how to the class should be
              called is displayed */
              e.printStackTrace();        
  
          }catch (IOException e){
              // If another exception is generated, print a stack trace
              e.printStackTrace();
          }
        
        return null;
          
      }// end main
    }

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.StringTokenizer;

public class Dancing {
	
	static int N, S, p;
	static int[] t;
	
	public static void main(String[] args) throws Exception {
		BufferedReader reader = new BufferedReader(new FileReader("dancing.in"));
		int tc = Integer.parseInt(reader.readLine());
		String line;
		StringTokenizer st;
		for (int c = 1; c <= tc; c++) {
			line = reader.readLine();
			st = new StringTokenizer(line);
			N = Integer.parseInt(st.nextToken());
			S = Integer.parseInt(st.nextToken());
			p = Integer.parseInt(st.nextToken());
			t = new int[N];
			for (int i = 0; i < N; i++) {
				t[i] = Integer.parseInt(st.nextToken());
			}
			System.out.println("Case #"+c+": "+solve());
		}
	}

	static int solve(){
		boolean[] puedeSolo = new boolean[N];
		for (int i = 0; i < N; i++) {
			int k = t[i]/3;
			if (t[i]%3==0 && k>=p) puedeSolo[i]=true;
			if (t[i]%3!=0 && k+1>=p) puedeSolo[i]=true;
		}

		boolean[] puedeSorpresa= new boolean[N];
		for (int i = 0; i < N; i++) {
			int k = t[i]/3;
			if (t[i]%3==2 && k+2>=p) puedeSorpresa[i]=true;
			if (t[i]>=2 && t[i]%3<2 && k+1>=p) puedeSorpresa[i]=true;
		}
		
		int cps = 0;
		for (int i = 0; i < N; i++) {
			if (puedeSolo[i]) cps++;
		}
		
		int cpsor = 0;
		for (int i = 0; i < N; i++) {
			if (!puedeSolo[i] && puedeSorpresa[i]) cpsor++;
		}
		
		return Math.min(cps+cpsor, cps + S);
	}
	
}
