import java.util.Scanner;
public class B {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int T = in.nextInt();
		for(int zz = 1; zz <= T;zz++){
			int N = in.nextInt();
			int S = in.nextInt();
			int p = in.nextInt();
			int x = 0;
			for(int i = 0; i < N;i++){
				int score = in.nextInt();
				int best = score/3;
				int mod = score%3;
				int diff = p-best;
				if(diff<1){
					x++;
				}else if(diff<2){
					if(mod==0 && score !=0){
						if(S!=0){
							S--;x++;
						}
					}else if(score!=0){
						x++;
					}
				}else if(diff<3){
					if(mod==2){
						if(S!=0){
							S--;x++;
						}
					}
				}
			}
			System.out.format("Case #%d: %d\n", zz, x);
		}
	}
}

package jp.funnything.competition.util;

public class Prof {
    private long _start;

    public Prof() {
        reset();
    }

    private long calcAndReset() {
        final long ret = System.currentTimeMillis() - _start;

        reset();

        return ret;
    }

    private void reset() {
        _start = System.currentTimeMillis();
    }

    @Override
    public String toString() {
        return String.format( "Prof: %f (s)" , calcAndReset() / 1000.0 );
    }

    public String toString( final String head ) {
        return String.format( "%s: %f (s)" , head , calcAndReset() / 1000.0 );
    }
}
