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;
    }
}


/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam.qualification.googlersdance;

import java.util.List;
import util.BaseResolver;
import util.Util;

/**
 *
 * @author bohmd
 */
public class GooglersDance extends BaseResolver {

    int cases;

    public static void main(String[] args) throws Exception {
        if (args.length == 0 || args[0].equals("")) {
            throw new Exception("The first parameter must be the input file name without extension.");
        } else {
            new GooglersDance(args[0]).resolve();
        }
    }

    public GooglersDance(String file) {
        super(file);
    }

    @Override
    protected void executeLine(String line) throws Exception {
        if (getLineNum() == 0) {
            cases = Util.getInt(line);
        } else {
            List<Integer> lineCase = Util.getIntList(line);
            write(resolveCase(lineCase.get(0), lineCase.get(1), lineCase.get(2), lineCase.subList(3, lineCase.size())));
        }
    }
    
    protected String resolveCase(int dancersCount, int supricesCount, int p, List<Integer> points) {
        int count=0;
        for(Integer point: points)
        {
            if(point+3>3*p)
            {
                count++;
            }
            else if(point+5>3*p && supricesCount>0 && point>0)
            {
                supricesCount--;
                count++;
            }            
        }
        return " "+count;
    }
}
