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.PrintStream;
import java.util.Scanner;

class B {
	static public void main(String[] args) {
		try {
			PrintStream out = new PrintStream(new File("b.out"));
			System.setOut(out);
			Scanner theIn=new Scanner(new File("B-large.in"));
			int t=theIn.nextInt();
			int n;
			int s;
			int p;
	
			for (int i=1; i<=t; i++) {
				System.out.print("Case #"+i+": ");
				n=theIn.nextInt();
				s=theIn.nextInt();
				p=theIn.nextInt();
				int numberP=0;
				int leftS=s;
				
				for (int j=1; j<=n; j++) {
					int current=theIn.nextInt();
					
					if (((current%3==0) && (current/3>=p)) ||((current%3!=0) && (current/3+1>=p)) ) numberP+=1; else {					
						if (leftS==0) continue;
						if (current<2) continue;
						if ((current%3==0) && ((current-3)/3+2>=p)) {
							numberP+=1;
							leftS-=1;
							continue;
						}
						if ((current%3==1) && ((current-4)/3+2>=p)) {
							numberP+=1;
							leftS-=1;
							continue;
						}
						if ((current%3==2) && ((current-2)/3+2>=p)) {
							numberP+=1;
							leftS-=1;
							continue;
						}
					}
					
				}
				System.out.println(numberP);
			}
			
			
		} catch (Exception e) {}
	}
}