import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

import java.util.*;

class dance{
	public static void main(String args[]){
		int t,n,s,p;
		int i,j;
		int score[];
		double average[];
		int sum;

		Scanner sc = new Scanner(System.in);

		t = sc.nextInt();

		for(i=0;i<t;i++){
			n = sc.nextInt();
			s = sc.nextInt();
			p = sc.nextInt();

			//System.out.println(s+" "+p);

			score = new int[n];
			average = new double[n];
			for(j=0;j<n;j++){
				score[j] = sc.nextInt();
				average[j] = (double)score[j]/3.0;
			}
			//System.out.println(Arrays.toString(score));
			//System.out.println(Arrays.toString(average));

			sum=0;
			for(j=0;j<n;j++){
				if(average[j] > p-1) sum++;
				else if(average[j]!=0 && average[j]-0.5 >p-2){
					if(s>0) sum++;
					s--;
				}
			}
		System.out.println("Case #" + (i+1) + ": " + sum);
		}
	}
}
