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.*;

public class Prof2ProB {
    public static void main(String args[]) {
        try {
            BufferedReader breader = new BufferedReader(new FileReader("F:\\test.txt"));
            int noo;
            noo= Integer.parseInt(breader.readLine());

            int casen=0;
            int noofgglrs;
            int specialcases;
            int maxnumber,i;
            String tempstr;
            String outp;
            outp="";
            String nos[];
            int tmp;
            int count;

            while( casen < noo ) {
                tempstr = breader.readLine();
                nos = tempstr.split(" ");
                outp += "Case #"+(casen+1)+": ";

                noofgglrs = Integer.parseInt(nos[0]);
                specialcases = Integer.parseInt(nos[1]);
                maxnumber = Integer.parseInt(nos[2]);

                count = 0;

                for(i=0;i<noofgglrs;i++) {
                    tmp = Integer.parseInt(nos[i+3]);

                    if( tmp / 3 >= maxnumber )
                        count++;
                    else if( tmp%3 == 1 && (tmp/3)+(tmp%3) >= maxnumber) {
                        System.out.println("here2:" + tmp);
                        count++;
                    }
                    else if( tmp%3 == 2 && specialcases > 0 && (tmp%3)+(tmp/3) >= maxnumber ) {
                        System.out.println("here: " + tmp);
                        count++;
                        specialcases--;
                    }
                    else if( tmp%3 == 2 && ((tmp/3)+((tmp/3)+1)*2) == tmp && (tmp/3)+1>=maxnumber ) {
                        System.out.println("here3: " + tmp);
                        count++;
                    }
                    else if( tmp!=0 && tmp%3 == 0 && specialcases > 0 && (tmp/3)+1 >= maxnumber ) {
                        System.out.println("here1: " + tmp);
                        count++;
                        specialcases--;
                    }
                }
                outp += count;
                if( casen != noo-1 )
                    outp += "\n";
                casen++;
            }
            System.out.println(outp);

            BufferedWriter bwrtr = new BufferedWriter( new FileWriter("F:\\result.txt"));
            bwrtr.write(outp);
            bwrtr.close();
            breader.close();
        }
        catch( Exception e ) {
            e.printStackTrace();
        }
    }
}
