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;
	}

}


public class GooglersDance {
	
	boolean surprising = true;
	
	public int maxDancers(int n, int s,int p, int[] t) {
		
		int len = t.length;
		int winners = 0;
		
		for(int i = 0; i < n; i++) {
			
			if(checkWinner(p,t[i],!surprising)) {
				
				winners++;
				continue;
				
			}
			if(s > 0 && checkWinner(p,t[i],surprising)) {
				
				winners++;
				s--;
				
			}
			
		}
		
		return winners;
		
	}

	private boolean checkWinner(int p, int t, boolean surprisingWanted) {
		
		if(!surprisingWanted) {
		
			if(((t-1) % 3) == 0) {
				
				int a = (t-1)/3;
				if(a >= 0 && a+1 >= p) {
					
					return true;
					
				}
				else {
					
					return false;
					
				}
				
			}
			else if(((t-2) % 3) == 0) {
				
				int a = (t-2)/3;
				if(a >= 0 && a+1 >= p) {
					
					return true;
					
				}
				else {
					
					return false;
					
				}
				
			}
			else {
				
				int a = t/3;
				if(a >= p) {
					
					return true;
					
				}
				else {
					
					return false;
					
				}
				
			}
			
		}
		else {
			
			int a = 0;
			switch(t % 3) {
			
			case 0 : 
				a = t/3 - 1;
				break;
			case 1 : 
				a = (t-4)/3;
				break;
			case 2 : 
				a = (t-2)/3;
				break;
			
			}
			if(a >= 0 && a+2 >= p) {
				
				return true;
				
			}
			else {
				
				return false;
				
			}
			
		}
		
		
	}

}
