package codejam;

import fixjava.Pair;

public class Utils {

	public static long minLong(long firstVal, long... otherVals) {
		long minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static int minInt(int firstVal, int... otherVals) {
		int minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static float minFloat(float firstVal, float... otherVals) {
		float minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	/**
	 * ArgMin returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMin(int[] arr) {
		int min = arr[0];
		int argMin = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] < min) {
				min = arr[i];
				argMin = i;
			}
		}
		return new Pair<Integer, Integer>(argMin, min);
	}

	/**
	 * ArgMax returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMax(int[] arr) {
		int max = arr[0];
		int argMax = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] > max) {
				max = arr[i];
				argMax = i;
			}
		}
		return new Pair<Integer, Integer>(argMax, max);
	}

}

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class googler {
	public static void main(String[] args) throws Exception {
		int n;
		int res;
		int threshold;
		int cheat;
		int goo;
		int test;
		int div;
		int rem;
		String[] temp;
		BufferedReader read = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter write = new BufferedWriter(new OutputStreamWriter(System.out));
		
		n = Integer.parseInt(read.readLine());
		
		for (int j=1; j<=n; j++) {
			temp = read.readLine().split(" ");
			res = 0;
			goo = Integer.parseInt(temp[0]);
			cheat = Integer.parseInt(temp[1]);
			threshold = Integer.parseInt(temp[2]);
			
			for (int i=0; i<goo; i++) {
				test = Integer.parseInt(temp[i+3]);
				div = test/3;
				rem = test%3;
				
				if (div >= threshold) {
					res++;
					
				}
				else if (threshold - div == 1) {
					if (rem > 0){
						res++;
						
					}
					else if (cheat > 0 && div > 0) {
						cheat--;
						res++;
						
					}
				}
				else if ((threshold - div == 2) && rem == 2 && cheat > 0) {
					cheat--;
					res++;
					
				}
			}
			
			write.write(String.format("Case #%d: %d\n", j, res));
			
		}
		write.flush();
	}
}
			
			
			