import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;


public class DancingWithTheGooglers {
	public static void main(String[] args) throws IOException {
		BufferedReader f = new BufferedReader (new FileReader("B-small.in"));
		PrintWriter out = new PrintWriter(new FileWriter("B-small.out"));
		
		int t = Integer.parseInt(f.readLine());
		for (int i = 0; i < t; i++){
			int c = 0;
			StringTokenizer st = new StringTokenizer(f.readLine());
			int n = Integer.parseInt(st.nextToken());
			int[] ti = new int[n];
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			for (int j = 0; j < n; j ++){
				ti[j] = Integer.parseInt(st.nextToken());
				if (ti[j] % 3 == 0){
					if (ti[j] / 3 >= p)
						c++;
					else if (ti[j] / 3 == (p-1) && s > 0 && ti[j] >= 2){
						s--;
						c++;
					}
				}
				else if (ti[j] % 3 == 1){
					if ((ti[j] / 3) + 1 >= p)
						c++;					
				}
				else{
					if (ti[j] / 3 >= p-1)
						c++;
					else if (ti[j] / 3 == (p-2) && s > 0){
						s--;
						c++;
					}
				}
					
				
			}
			out.println("Case #" + (i+1) + ": " + c);
			
			
		}
		out.close();
		System.exit(0);
		
		
		
	}
}


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;
				
			}
			
		}
		
		
	}

}
