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.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;

public class qualb{
	
	public static void main(String[] args){
		qualb.solve();
	}
	
	private static void solve(){
		String fileName = "B-large.in";
		String outputFileName = fileName;
		if(outputFileName.contains(".")){
			outputFileName = outputFileName.substring(0,outputFileName.indexOf("."));
		}
		outputFileName = outputFileName+".out";
        File file = new File(fileName); 

        try { 
        	FileWriter fstream = new FileWriter(outputFileName,true);
    		 BufferedWriter out = new BufferedWriter(fstream);
        	BufferedReader reader = new BufferedReader(new FileReader(file));       
        	
        	//Number of cases
        	String text = reader.readLine();
        	int NoCases = Integer.parseInt(text);
        	
        	for(int caseNo=0;caseNo<NoCases;caseNo++){
        		//Case line
        		text = reader.readLine();
        		String[] caseLine = text.split(" ");
        		
        		//No of googlers
        		int NoGooglers = Integer.parseInt(caseLine[0]);
        		
        		//No of supprising scores
        		int NoSupprising = Integer.parseInt(caseLine[1]);
        		
        		//Score in question
        		int p = Integer.parseInt(caseLine[2]);
        		
        		int minScoreUnSupprising = p*3-2;
        		if(minScoreUnSupprising<=0) minScoreUnSupprising = p;
        		int minScoreSupprising = p*3-4;
        		if(minScoreSupprising<=0) minScoreSupprising = p;
        		
        		int NoGooglersUnSupprising = 0;
        		int NoGooglersSupprising = 0;
        		
        		for(int Googler=0;Googler<NoGooglers;Googler++){
        			int GooglerScore = Integer.parseInt(caseLine[3+Googler]);
        			if(GooglerScore>=minScoreUnSupprising){
        				NoGooglersUnSupprising++;
        			} else if(GooglerScore>=minScoreSupprising){
        				NoGooglersSupprising++;
        			}
        		}
        		
        		if(NoGooglersSupprising>NoSupprising) NoGooglersSupprising = NoSupprising;
        		System.out.println("Case #"+(caseNo+1)+": "+(NoGooglersUnSupprising+NoGooglersSupprising));
        		out.write("Case #"+(caseNo+1)+": "+(NoGooglersUnSupprising+NoGooglersSupprising));
        		out.newLine();
        	}
        	out.close();
        } catch (Exception e) { 
            System.out.println(e); 
        }
	}
}