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.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.StringTokenizer;

public class Dancing
{
    
    static int n;
    static int[] score;
    
    static int solve( int surp, int p )
    {
        int notPossible = 0;
        int cutOff = 3*p - 4;
        int surCutOff = 3*p-2;
        

        Arrays.sort( score );

        if( p == 0 )
            return n;

        if( p==1 ) // only score of zero is invalid
        {
            for( int i=0; i<n; i++ )
            {
                if( score[ i ] == 0 )
                    notPossible++;

                else
                    break;
            }
            
            return n-notPossible;
        }

        for( int i=0; i<n; i++ )
        {
            /* if( score[ i ] <= p )
            {
                notPossible++;
                continue;
            } */
            
            if( score[ i ]< cutOff )
            {
                notPossible++;
                continue;
            }

            // check if surprising
            else if(score[i] < surCutOff) // surprising possible
            {
                if( surp > 0 )
                {
                    surp--;
                    continue;
                }

                else
                {
                    notPossible++;
                }
            }

            else if( score[ i ] >= surCutOff )
            {
                break;
            }



            else
                break;

        }

        
        return n-notPossible;
        
    }

    public static void main( String[] args ) throws IOException
    {
        FileWriter fr= new FileWriter("/home/gowri/Desktop/out.txt");
        BufferedWriter out = new BufferedWriter( fr );
        BufferedReader br = new BufferedReader( new InputStreamReader( System.in ));
        int T = Integer.parseInt( br.readLine() );
        String s;
        StringTokenizer tok;

        for( int i=0; i<T; i++ )
        {
            s = br.readLine();
            tok = new StringTokenizer( s );
            
            n = Integer.parseInt( tok.nextToken() );
            score = new int[ n ];

            int surp = Integer.parseInt( tok.nextToken() );
            int p = Integer.parseInt( tok.nextToken() );

            for( int j=0; j<n; j++ )
            {
                score[ j ] = Integer.parseInt( tok.nextToken() );
            }

            String res = String.format( "Case #%d: ", i+1 );
            out.write( res );
            out.write( ( "" + solve( surp, p ) ) );
            out.newLine();
        }

        out.close();
    }

}

