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.File;
import java.io.FileNotFoundException;
import java.util.Scanner;


public class DancingWithTheGooglers {
	public static void main(String args[]){
		try {
			Scanner scanner = new Scanner(new File("B-large.in"));
			int noOfCase = scanner.nextInt();
			scanner.nextLine();
//			System.out.println(noOfCase);
			String [] cases = new String [noOfCase];
			int counter=0;
			while(scanner.hasNextLine()){
				cases[counter] = scanner.nextLine();
//				System.out.println(cases[counter]);
				counter++;
			}
			
			for(int i =0 ;i<noOfCase;i++){
				System.out.println("Case #"+(i+1)+": "+processInt(cases[i]));
			
			}
			
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	private static int processInt(String caseString){
		Scanner processer = new Scanner(caseString);
		int noOfPeople = processer.nextInt();
		int noOfSuprise = processer.nextInt();
		int leastScore = processer.nextInt();
		
		int [] scoreOfPeople = new int [noOfPeople] ;
		int counter=0;
		while(processer.hasNextInt()){
			scoreOfPeople [counter]=processer.nextInt();
//			System.out.print(scoreOfPeople [counter]+" ");
			counter++;
		}
		
		int leastScoreCounter = 0; 
		int superisingCounter = 0; 
		
		for(int i =0; i<noOfPeople;i++){
			int averageScore= scoreOfPeople [i]/3;
			int extraScore = scoreOfPeople [i]%3;
			int diff = (leastScore-averageScore);
//			System.out.println(scoreOfPeople [i]+" "+averageScore+" "+extraScore+" "+diff+" "+superisingCounter+" "+noOfSuprise+" "+leastScoreCounter);
			if (scoreOfPeople[i] > 0) {
				if (extraScore == 0) {
					if (superisingCounter < noOfSuprise) {
						if (diff == 1) {
							leastScoreCounter++;
							superisingCounter++;
						}
					}
					if (diff < 1) {
						leastScoreCounter++;
					} else {

					}

				} else if (extraScore == 1) {

					if (diff <= 1) {
						leastScoreCounter++;
					} else {

					}

				} else {
					// extraScore ==2
					if (superisingCounter < noOfSuprise) {
						if (diff == 2) {
							leastScoreCounter++;
							superisingCounter++;
						}
					}

					if (diff <= 1) {
						leastScoreCounter++;
					}
				}
			} else if (scoreOfPeople[i] == 0) {
				if(diff ==0 ){
					leastScoreCounter++;
				}
			}
		}
		
		
//		System.out.println();
		
		return leastScoreCounter;
	}
}
