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;
    }
}


package gcjqrpb;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.StringTokenizer;

public class gcjqrpb {

    public static void main(String[] args) {
        //variables
        int T=0;
        ArrayList<Integer> N=new ArrayList<Integer>();
        ArrayList<Integer> S=new ArrayList<Integer>();
        ArrayList<Integer> p=new ArrayList<Integer>();
        ArrayList<ArrayList<Integer>> t=new ArrayList<ArrayList<Integer>>();
        ArrayList<Integer> y=new ArrayList<Integer>();
        //Leo
        File archin=new File(args[0]);
        FileReader in=null;
        BufferedReader bin=null;
        try{
            in=new FileReader(archin);
            bin=new BufferedReader(in);
            T=Integer.parseInt(bin.readLine());
            for(int i=0;i<T;i++){
                StringTokenizer st=new StringTokenizer(bin.readLine());
                N.add(Integer.parseInt(st.nextToken()));
                S.add(Integer.parseInt(st.nextToken()));
                p.add(Integer.parseInt(st.nextToken()));
                t.add(new ArrayList<Integer>());
                for(int j=0;j<N.get(i);j++){
                    t.get(i).add(Integer.parseInt(st.nextToken()));
                }
                y.add(0);
            }
        }catch(Exception ex){
        }finally{
            try{
                bin.close();
            }catch(Exception ex){
            }
            try{
                in.close();
            }catch(Exception ex){
            }
        }
        //Proceso
        for(int i=0;i<T;i++){
            for(int j=0;j<N.get(i);j++){
                if(t.get(i).get(j)>=(3*p.get(i).intValue()-2)){
                    y.set(i,y.get(i)+1);
                }else{
                    if((S.get(i)>0)&&(t.get(i).get(j)>1)&&(t.get(i).get(j)>=(3*p.get(i).intValue()-4))){
                        y.set(i,y.get(i)+1);
                        S.set(i,S.get(i)-1);
                    }
                }
            }
        }
        //Escribo
        File archout=new File("out.txt");
        FileWriter out=null;
        BufferedWriter bout=null;
        try{
            out=new FileWriter(archout);
            bout=new BufferedWriter(out);
            for(int i=0;i<T;i++){
                if(i>0){
                    bout.newLine();
                }
                bout.write("Case #"+(i+1)+": "+y.get(i));
            }
        }catch(Exception ex){
        }finally{
            try{
                bout.close();
            }catch(Exception ex){
            }
            try{
                out.close();
            }catch(Exception ex){
            }
        }
    }
}
