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.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;


public class Dancing {

	public static void main(String[] args) {
		try{
			
			//Input
			FileInputStream fstream = new FileInputStream("input.in");
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			
			//Output
			FileWriter ostream = new FileWriter("output.out");
			BufferedWriter out = new BufferedWriter(ostream);

			String str;
			//Read header & get num cases
			str = br.readLine();
			int numCases = Integer.parseInt(str);
			
			//Read File Line By Line
			for(int i = 1;i<=numCases;i++){
			    str = br.readLine();
			    String[] splitStr = str.split(" ");
			    
			    int N = Integer.parseInt(splitStr[0]);		//Num googlers
			    int S = Integer.parseInt(splitStr[1]);		//Num suprising scores
			    int best = Integer.parseInt(splitStr[2]);	//Best score
			    
			    int numNormal = 0;
			    int numSpecial = 0;
			    
			    for(int j = 3;j<splitStr.length;j++){
			    	int tot = Integer.parseInt(splitStr[j]);
			    	
			    	if(tot<best){
			    		continue;
			    	}else if(tot>=((3*best)-2)){
			    		numNormal++;
			    	}else if(tot>=((3*best)-4)){
			    		numSpecial++;
			    	}else{
			    		continue;
			    	}
			    }
			    
			    int numPossible = 0;
			    if(numSpecial<S){
			    	numPossible = numNormal+numSpecial;
			    }else{
			    	numPossible = numNormal+S;
			    }

			    
				String op = "Case #"+i+": "+numPossible;
				System.out.println(op);
				out.write(op);
				
				if(i!=numCases){
					out.newLine();
				}
			}
			
			
			//Close the input stream
			in.close();
			out.close();
		}catch (Exception e){//Catch exception if any
			System.err.println("Error: " + e.getMessage());
		}
	}
	
}

