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 jp.funnything.competition.util;

import java.util.Comparator;

import com.google.common.base.Objects;

public class Pair< T1 , T2 > {
    public static < T1 extends Comparable< T1 > , T2 extends Comparable< T2 > > Comparator< Pair< T1 , T2 > > getFirstComarator() {
        return new Comparator< Pair< T1 , T2 > >() {
            @Override
            public int compare( final Pair< T1 , T2 > o1 , final Pair< T1 , T2 > o2 ) {
                final int c = o1.first.compareTo( o2.first );
                return c != 0 ? c : o1.second.compareTo( o2.second );
            }
        };
    }

    public static < T1 extends Comparable< T1 > , T2 extends Comparable< T2 > > Comparator< Pair< T1 , T2 > > getSecondComarator() {
        return new Comparator< Pair< T1 , T2 > >() {
            @Override
            public int compare( final Pair< T1 , T2 > o1 , final Pair< T1 , T2 > o2 ) {
                final int c = o1.second.compareTo( o2.second );
                return c != 0 ? c : o1.first.compareTo( o2.first );
            }
        };
    }

    public T1 first;
    public T2 second;

    public Pair( final Pair< T1 , T2 > that ) {
        this.first = that.first;
        this.second = that.second;
    }

    public Pair( final T1 first , final T2 second ) {
        this.first = first;
        this.second = second;
    }

    @Override
    public boolean equals( final Object obj ) {
        if ( this == obj ) {
            return true;
        }

        if ( obj == null || getClass() != obj.getClass() ) {
            return false;
        }

        final Pair< ? , ? > that = ( Pair< ? , ? > ) obj;

        return Objects.equal( this.first , that.first ) && Objects.equal( this.first , that.first );
    }

    @Override
    public int hashCode() {
        final int prime = 31;

        int result = 1;
        result = prime * result + ( first == null ? 0 : first.hashCode() );
        result = prime * result + ( second == null ? 0 : second.hashCode() );

        return result;
    }

    @Override
    public String toString() {
        return "Pair [first=" + first + ", second=" + second + "]";
    }
}
