import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class Dancing {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		// read input file
		File file = new File("B-small-attempt4.in");
		//File file = new File("input.txt");
		BufferedReader br = new BufferedReader(new FileReader(file));
		String ln = "";
		int count = Integer.parseInt(br.readLine());

		// write output file
		File out = new File("outB.txt");
		BufferedWriter bw = new BufferedWriter(new FileWriter(out));
		
		int y = 0;
		for (int i=0; i < count; i++){
			ln = br.readLine();
			y = getY(ln);
			bw.write("Case #" + (i+1) + ": " + y);
			bw.newLine();
		}
		bw.close();
	}
	
	private static int getY(String str) {
		String[] data = str.split(" ");
		int n = Integer.parseInt(data[0]);
		int s = Integer.parseInt(data[1]);
		int p = Integer.parseInt(data[2]);
		int[] t = new int[n];
		for (int i=0; i < n; i++){
			t[i] = Integer.parseInt(data[i+3]);
		}
		int y = 0;
		int base = 0;
		for(int j=0; j < t.length; j++){
			base = t[j] / 3;
			if(base >= p) { y++; }
			else if(base == p-1){
				if(t[j] - (base+p) > base-1 && t[j] > 0){
					y++;
				} else if(s>0 && t[j] - (base+p) > base-2 && t[j] > 0){
					s -= 1;
					y++;
				}
			} else if(base == p-2){
				if(s > 0 && t[j] - (base+p) > base-1 && t[j] > 0){
					s -= 1;
					y++;
				}
			}
		}
		
		return y;
	}

}


import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.*;

import static java.lang.Math.*;
import static java.util.Arrays.*;

public class B {

	int INF = 1 << 28;

	void run() {
		Scanner sc;
		FileOutputStream fw;
		try {
			sc = new Scanner(new File("B.in"));
			fw = new FileOutputStream(new File("B.out"));
			PrintWriter pw = new PrintWriter(fw);
//			sc.useDelimiter("\\n");
			int n = sc.nextInt();
			for(int i=1;i<=n;i++) {
				int t = sc.nextInt();
				int s = sc.nextInt();
				int p = sc.nextInt();
				int[] total = new int[t];
				for(int j=0;j<t;j++) {
					total[j] = sc.nextInt();
				}
				sort(total);
				int[][] score = new int[t][3];
				for(int j=0;j<t;j++) {
					int ave = total[j]/3;
					if(total[j]%3 == 0) {
						score[j][0] = score[j][1] = score[j][2] = ave;
					}
					else if(total[j]%3 == 1) {
						score[j][0] = score[j][1] = ave;
						score[j][2] = ave+1;
					}
					else {
						score[j][0] = ave;
						score[j][1] = score[j][2] = ave+1;
					}
				}
				int cnt = 0;
				for(int j=0;j<t;j++) {
//					debug(score[j]);
					if( score[j][2] >= p ) cnt++;
					else if( s > 0 ){
						if( score[j][2] == score[j][1] && score[j][2] + 1 >= p &&
							total[j] != 0 && score[j][2] != 10) {
							s--;
							cnt++;
						}
					}
				}
				pw.println("Case #" + i + ": " + cnt);
			}
			pw.close();
			fw.close();
		} catch (FileNotFoundException e) {
			// TODO èªåçæããã catch ãã­ãã¯
			e.printStackTrace();
		} catch (IOException e) {
			// TODO èªåçæããã catch ãã­ãã¯
			e.printStackTrace();
		}
	}

	public static void main(String[] args) {
		new B().run();
	}

	void debug(Object... os) {
		System.err.println(Arrays.deepToString(os));
	}
}
