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);
        }
    }
}


public class triplet {
	int judgea;
	int judgeb;
	int judgec;
	String status;
	//0 invalid
	//1 not surprising
	//2 surprising
	
	public triplet(int a, int b, int c){
		int minab, maxab;
		minab = Math.min(a, b);
		maxab = Math.max(a, b);
		
		//Reorganize judgea to have min
		
		judgea = Math.min(minab, c);
		judgeb = Math.min(maxab, c);
		judgec = Math.max(maxab, c);
		
		if(judgea < 0 || judgec > 10){
			status = "invalid";
		}
		else{
			if(judgec - judgea==2){
				status = "surprising";
			}
			else if((judgec - judgea)==1 || (judgec - judgea)==0){
				status = "not surprising";
			}
			else{
				status = "invalid";
			}
		}
	}
	public int score(){
		return Math.max(Math.max(judgea,judgeb),judgec);
	}
	public String toString(){
		if(status.matches("invalid")){
			return "invalid";
		}
		return "(" + judgea+ "," + judgeb + "," + judgec +")";
	}
	
	
	
}
