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.*;
import java.util.*;

public class B
{
	public static void main(String[] args) throws Exception
	{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		int numCases = Integer.parseInt(br.readLine());
		
		for(int i = 0; i < numCases; i++) {
			solveCase(i+1, br.readLine());
		}
	}
	
	private static void solveCase(int caseNum, String line) {
		String[] parts = line.split(" ");
		int numGooglers = Integer.parseInt(parts[0]);
		int numSurprising = Integer.parseInt(parts[1]);
		int minScore = Integer.parseInt(parts[2]);
		
		ArrayList<Integer> scores = new ArrayList<Integer>(numGooglers);
		for(int i = 0 ;i < numGooglers; i++) {
			scores.add(Integer.parseInt(parts[i+3]));
		}
		
		//System.out.println(numSurprising +" surprising");
		//System.out.println("scores: "+ scores);
		
		System.out.println("Case #"+caseNum+": "+solve(minScore, scores, 0, numSurprising, 0));
	}
	
	private static int solve(int minScore, ArrayList<Integer> scores, int index, int surprisesRemaining, int result) {
		if(index == scores.size()) {
			return result;
		}
		
		if(solveWithoutSurprise(minScore, scores.get(index))) {
			result++;
		} else if(surprisesRemaining > 0 && solveWithSurprise(minScore, scores.get(index))) {
			result++;
			surprisesRemaining--;
		}
		
		return solve(minScore, scores, index + 1, surprisesRemaining, result);
	}
	
	private static boolean solveWithoutSurprise(int minScore, int totalScore) {
		if(minScore ==0) {
			return true;
		}
		if(totalScore == 0) {
			return false;
		}
		
		int scoresTo = totalScore - 1;
		int each = scoresTo / 3;
		if(each + 1 >= minScore) {
			return true;
		}
		return false;
	}
	
	private static boolean solveWithSurprise(int minScore, int totalScore) {
		if(totalScore == 0) {
			return false;
		}
		
		int scoresTo = totalScore - 2; // if total score was < 2, would have been true from WithoutSurprise
		int each = scoresTo / 3;
		int remainder = scoresTo % 3;
		if(remainder == 0 || remainder == 1) {
			if(each + 2 >= minScore) {
				return true;
			}
			return false;
		} else { // remainder ==2 
			//System.out.println("totalScore="+totalScore+": SHOULD NEVER HAPPEN!!!!!!!!!!!! SHOULD ALWAYS BE ABLE TO SOLVE WIHTOUT SURPIRSE!!!");
		}
		return false;
	}
}