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.util.Scanner;


public class Scoring {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int numLines = sc.nextInt();
		int lineCount = 1;
		
		while (numLines > 0) {
			int numGoogler = sc.nextInt();
			int numSurprisingScores = sc.nextInt();
			int scoreThreshold = sc.nextInt();
			int result = 0;
//			System.out.println(numGoogler +" "+ numSurprisingScores +" "+ scoreThreshold);
			while (numGoogler > 0) {
				int totalScore = sc.nextInt();
//				System.out.println(totalScore);
				boolean passed = processScore(scoreThreshold, totalScore);
				
				if (passed) {
					result++;
//					System.out.println("here!!!");
				} else if (!passed && numSurprisingScores > 0) {
					int maxPossibleScore = calculateMaxScore(totalScore);
					if (maxPossibleScore >= scoreThreshold) {
						result++;
						numSurprisingScores--;
//						System.out.println("here!");
					}
//					System.out.println("here!!");
				}
				numGoogler--;
			}
			System.out.println("Case #" + lineCount + ": " + result);
			lineCount++;
			numLines--;
		}
	}
	
	private static int calculateMaxScore(int totalScore) {
		int avg = totalScore/3;
		int mod = totalScore%3;
		int max = 0;
		if (totalScore != 0) {
			if (mod <= 1) {
				max = avg+1;
			} else if (mod == 2) {
				max = avg+2;
			}
		}
		return max;
	}

	public static boolean processScore(int scoreThreshold, int totalScore) {
		int avg = totalScore/3;
		int mod = totalScore%3;
//		System.out.println(avg+" "+mod);
		
		if (mod > 0) {
			if (avg+1 >= scoreThreshold) {
				return true;
			}
		} else if (mod == 0) {
			if (avg >= scoreThreshold) {
				return true;
			}
		}
		return false;
	}

}
