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);
		}
	}
}


public class DeTerminator {

	public DeTerminator(){ }

	public int determine(String[] inputArray){
		int numGooglers = Integer.parseInt(inputArray[0]);
		int allowableSurprising = Integer.parseInt(inputArray[1]);
		int bestScore = Integer.parseInt(inputArray[2]);
		int surprising = 0;
		int notSurprising = 0;

		int total = 0;

		for(int i = 3; i < (numGooglers+3); i++){
			total = Integer.parseInt(inputArray[i]);
			int comparisonScore = (bestScore - 1)*2 + bestScore;
			int comparisonScoreMinus2 = comparisonScore-2;
			if(bestScore == 1) comparisonScore = comparisonScoreMinus2 = 1;
			if(bestScore == 0) comparisonScore = comparisonScoreMinus2 = 0;
			if(total >= comparisonScore) notSurprising++;
			if((total >= (comparisonScoreMinus2)) && (total < (comparisonScore))) surprising++;
			if(surprising >= allowableSurprising) surprising = allowableSurprising;
		}
		return notSurprising + surprising;
	}

}
