package code12.qualification;

import java.io.File;
import java.io.FileWriter;
import java.util.Scanner;

public class B {
	public static String solve(int N, int S, int p, int[] t) {
		
		// 3a 		-> (a, a, a), *(a - 1, a, a + 1)
		// 3a + 1	-> (a, a, a + 1), *(a - 1, a + 1, a + 1)
		// 3a + 2	-> (a, a + 1, a + 1), *(a, a, a + 2)
		
		int numPNoS = 0;
		int numPWithS = 0;
		
		for (int i = 0; i < N; i++) {
			int a = (int)Math.floor(t[i] / 3);
			int r = t[i] % 3;
			
			switch (r) {
			case 0:
				if (a >= p) {
					numPNoS++;
				} else if (a + 1 >= p && a - 1 >= 0) {
					numPWithS++;
				}
				break;
			case 1:
				if (a >= p || a + 1 >= p) {
					numPNoS++;
				}
				break;
			case 2:
				if (a >= p || a + 1 >= p) {
					numPNoS++;
				} else if (a + 2 >= p) {
					numPWithS++;
				}
				break;
			}
		}
		
		return "" + (numPNoS + Math.min(S, numPWithS));
	}

	public static void main(String[] args) throws Exception {
		// file name
		//String fileName = "Sample";
		//String fileName = "B-small";
		String fileName = "B-large";
		
		// file variable
		File inputFile = new File(fileName + ".in");
		File outputFile = new File(fileName + ".out");
		Scanner scanner = new Scanner(inputFile);
		FileWriter writer = new FileWriter(outputFile);

		// problem variable
		int totalCase;
		int N, S, p;
		int[] t;

		// get total case
		totalCase = scanner.nextInt();

		for (int caseIndex = 1; caseIndex <= totalCase; caseIndex++) {
			// get input
			N = scanner.nextInt();
			S = scanner.nextInt();
			p = scanner.nextInt();
			t = new int[N];
			
			for (int i = 0; i < N; i++) {
				t[i] = scanner.nextInt();
			}
			
			String output = "Case #" + caseIndex + ": " + solve(N, S, p, t);
			System.out.println(output);
			writer.write(output + "\n");
		}
		scanner.close();
		writer.close();
	}
}

/////     put all imports here    /////////

import java.io.*;
import java.util.*;                // for system.out n stuff
import static java.lang.Math.*;    

///////////////////////////////////////////

public class Dancing {
	public static void main(String[] args) throws FileNotFoundException{
		
		//  handy scanner that everyone uses
		//  nextInt() nextLong() ect. 
	    //  these actually return int and long
		//  happy coding
		Scanner in = new Scanner(System.in);
		
		
		int NumCases = in.nextInt();
		for(int CasesDone=0; CasesDone < NumCases; CasesDone++){
			
			
			
					
			//dont forget to delete the last output from GoogleOut
			System.setOut(new PrintStream(new FileOutputStream("/Users/NathanBreitsch/Desktop/GoogleOut/StoreCreditOut", true)));
			
			
			

			int N = in.nextInt();
			int S = in.nextInt();
			int P = in.nextInt();
			
			int P1 = Math.max(0, P-1);
			int P2 = Math.max(0, P-2);
			
			
			PriorityQueue<Integer> t= new PriorityQueue<Integer>(20, new Comparator<Integer>(){
	            public int compare(Integer o1, Integer o2){
	                return o2 - o1;
	            }
	        });
			
			
			
			for (int i = 0; i < N; i++){
				t.add(in.nextInt());
			}
			
			int sup = 0;
			int max = 0;
			while((sup < S) && (!t.isEmpty())){

				
				
				if (P + 2*(P1) <= t.peek()){
					max++;
				}
				else if(P + 2*(P2) <= t.peek()){
					max ++;
					sup ++;
				}
				
				t.poll();
			}
			
			
			while(! t.isEmpty()){

				
				
				if (P + 2*(P1) <= t.peek()){
					max++;
				}
				
				t.poll();
			}
			
			
			//In Europe, the first floor is numbered zero.
			//But this is America!  Hence the +1
			System.out.print("Case #" + (CasesDone+1) + ": ");
			
			System.out.print(max);
			
			System.out.println();
			
			
		}
	}
}
