package jp.funnything.competition.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;

import org.apache.commons.io.IOUtils;

public class QuestionReader {
    private final BufferedReader _reader;

    public QuestionReader( final File input ) {
        try {
            _reader = new BufferedReader( new FileReader( input ) );
        } catch ( final FileNotFoundException e ) {
            throw new RuntimeException( e );
        }
    }

    public void close() {
        IOUtils.closeQuietly( _reader );
    }

    public String read() {
        try {
            return _reader.readLine();
        } catch ( final IOException e ) {
            throw new RuntimeException( e );
        }
    }

    public BigDecimal[] readBigDecimals() {
        return readBigDecimals( " " );
    }

    public BigDecimal[] readBigDecimals( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigDecimal[] values = new BigDecimal[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigDecimal( tokens[ index ] );
        }

        return values;
    }

    public BigInteger[] readBigInts() {
        return readBigInts( " " );
    }

    public BigInteger[] readBigInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final BigInteger[] values = new BigInteger[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = new BigInteger( tokens[ index ] );
        }

        return values;
    }

    public int readInt() {
        final int[] values = readInts();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public int[] readInts() {
        return readInts( " " );
    }

    public int[] readInts( final String separator ) {
        final String[] tokens = readTokens( separator );

        final int[] values = new int[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Integer.parseInt( tokens[ index ] );
        }

        return values;
    }

    public long readLong() {
        final long[] values = readLongs();

        if ( values.length != 1 ) {
            throw new IllegalStateException( "Try to read single interger, but the line contains zero or multiple values" );
        }

        return values[ 0 ];
    }

    public long[] readLongs() {
        return readLongs( " " );
    }

    public long[] readLongs( final String separator ) {
        final String[] tokens = readTokens( separator );

        final long[] values = new long[ tokens.length ];
        for ( int index = 0 ; index < tokens.length ; index++ ) {
            values[ index ] = Long.parseLong( tokens[ index ] );
        }

        return values;
    }

    public String[] readTokens() {
        return readTokens( " " );
    }

    public String[] readTokens( final String separator ) {
        return read().split( separator );
    }
}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 *
 * @author ZAMAN
 */
import java.io.*;

public class test {

    public static void main(String args[]) {
        try {
            BufferedReader a = new BufferedReader(new FileReader("B-large.in"));
            BufferedWriter b = new BufferedWriter(new FileWriter("B-large.out"));

            int Case = Integer.parseInt(a.readLine());
            for (int i = 1; i <= Case; i++) {
                String line[] = a.readLine().split(" ");
                int c[] = new int[line.length];
                b.append("Case #);" + i + ": ");
                for (int j = 0; j <= line.length - 1; j++) {
                    c[j] = Integer.parseInt(line[j]);

                }
                int contestants = c[0];
                int suprise = c[1];
                int margin = c[2];
                int best = 0;
                if (suprise == 0) {
                    for (int j = 0; j < contestants; j++) {
                        if (c[j + 3] % 3 == 0) {
                            if (c[j + 3] / 3 >= margin) {
                                best++;
                            }
                        } else if (c[j + 3] % 3 == 1 || c[j + 3] % 3 == 2) {
                            if (((c[j + 3] / 3) + 1) >= margin) {
                                best++;
                            }
                        }
                    }
                } else {
                    for (int j = 0, k = suprise; j < contestants; j++) {
                        int remain = c[j + 3] % 3;
                        int dv = c[j + 3] / 3;
                        if (remain == 0) {
                            if (dv >= margin) {
                                best++;
                            } else if (k > 0 && (dv + 1) >= margin && (dv + 1) <= c[j + 3]) {
                                best++;
                                k--;
                            }
                        } else if (remain == 1) {
                            if (((dv) + 1) >= margin && (dv + 1) <= c[j + 3]) {
                                best++;
                            }

                        } else if (remain == 2) {

                            if (((dv) + 1) >= margin && (dv + 1) <= c[j + 3]) {
                                best++;
                            } else if (k > 0 && (dv + 2) >= margin && (dv + 1) <= c[j + 3]) {
                                best++;
                                k--;
                            }
                        }
                    }

                }
                b.append("" + best);
                b.newLine();
            }
            b.flush();
            a.close();
            b.close();

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}