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.ArrayList;
import java.util.Scanner;


public class GooglersDancing {
	
	public static int[][] array = new int[11][4];
	
	public void generateArray() {
		for (int i=0;i<=10; i++) {
			array[i][0] = Integer.MAX_VALUE;
			array[i][2] = Integer.MAX_VALUE;
			array[i][1] = Integer.MIN_VALUE;
			array[i][3] = Integer.MIN_VALUE;
			//ArrayList<Integer> possibleList = new ArrayList<Integer>();
			for (int j=i-2; j<=i+2 ; j++) {
				if (j>=0 && j<=10) {
					if (Math.abs(j-i) < 2) {
						if (array[i][2] > (j+j)) {
							array[i][2] = j+j;
						}
						else if (array[i][3] < (j+j)) {
							array[i][3] = j+j;
						}
						if (array[i][0] > (j+j)) {
							array[i][0] = j+j;
						}
						else if (array[i][1] < (j+j)) {
							array[i][1] = j+j;
						}
					}
					else {
						if (array[i][0] > (j+j)) {
							array[i][0] = j+j;
						}
						else if (array[i][1] < (j+j)) {
							array[i][1] = j+j;
						}
					}
				}
			}
		}
	}
	
	public static void main(String[] args) {
		GooglersDancing g = new GooglersDancing();
		g.generateArray();
		for (int i=0; i<=10; i++) {
			System.out.println(i + ":" + array[i][0] + "*" + array[i][1] + "*" + array[i][2] + "*" + array[i][3] + "*");
		}
		
		Scanner in = new Scanner(System.in);
		int T = in.nextInt();
		int cases=1;
		while (cases <= T) {			
			int N,S,p, count=0;
			N = in.nextInt();
			S = in.nextInt();
			p = in.nextInt();
			while (N-->0) {
				boolean inRange=false, outRange=false;
				int t = in.nextInt();
				int p2 = p;
				while (p2<=10) {
					int sum = t-p2;
					if (sum >= array[p2][2] && sum <= array[p2][3]) {
						inRange = true;
						break;
					}
					else if (sum >= array[p2][0] && sum <= array[p2][1]) {
						outRange = true;
					}
					p2++;
				}
				if (inRange) {
					count++;
				}
				else if (outRange && S>0) {
					count++;
					S--;
				}
			}
			System.out.println("Case #" + cases + ": " + count);
			cases++;
		}
	}

}
