import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;


public class Dancing_improved {
	
	static int f_Superan_limites(String params){
		  int superan_limite=0;
		  String[] parametros=params.split(" ");
		  
		  int n_participantes= Integer.parseInt(parametros[0]);
		  int n_sorprendidos= Integer.parseInt(parametros[1]);
		  int nota_limite= Integer.parseInt(parametros[2]);
		  
		  int suma_notas, resto, nota_juego;
		  for(int i=3;i<parametros.length;i++){ // Recorro las sumas de los participantes
			  
			  suma_notas=Integer.parseInt(parametros[i]);
			  resto=suma_notas%3;
			  
			  if(resto==0){ // el resto es el número triplicado!
				  nota_juego=suma_notas/3;
				  if(nota_juego>=nota_limite){
					  superan_limite++;
				  }else if(nota_juego-1>=0 && n_sorprendidos>0 && ((nota_juego+1)>=nota_limite || (nota_juego+2)>=nota_limite)){ // no supera el límite pero podría hacerlo si quedan sorprendidos
					  n_sorprendidos--;
					  superan_limite++;
				  }
			  }else if((suma_notas+1)%3==0){ // Tendré que jugar con el valor en +-1
				  nota_juego=(suma_notas+1)/3;
				  if(nota_juego-1>=0 && nota_juego>=nota_limite){
					  superan_limite++;
				  }else if(nota_juego-1>=0 && n_sorprendidos>0 && (nota_juego+1)>=nota_limite){
					  n_sorprendidos--;
					  superan_limite++;
				  }
			  }else if((suma_notas+2)%3==0){ // Tendré que jugar con el valor en +-2
				  nota_juego=(suma_notas+2)/3;
				  if(nota_juego-1>=0 && nota_juego>=nota_limite){
					  superan_limite++;
				  }		  
			  }			  
		  }
		  return superan_limite;
	}
	
	public static void main(String[] args) throws IOException {
		FileReader fr = new FileReader(args[0]);
		BufferedReader bf = new BufferedReader(fr);
		int ntest=0;
		
		FileWriter fstream = new FileWriter("out.txt");
		BufferedWriter out = new BufferedWriter(fstream);
		
		String lines = bf.readLine();
		String liner, linew;
		int lines_r=0;
		String[] numbers;
		int total;
		
		while((liner = bf.readLine())!=null && lines_r<=Integer.parseInt(lines)) {
			ntest++;
			numbers=liner.split(" ");
			total=f_Superan_limites(liner);
			linew="Case #"+ntest+": "+total+"\n";
			out.write(linew);
			lines_r++;
		}
		out.close();
		fr.close();
	}
}

import java.io.*;
import java.util.*;
import java.math.*;
import java.awt.geom.*;

import static java.lang.Math.*;

public class Solution implements Runnable {
	
	int sum1 []; // diff < 2
	int sum2 []; // diff == 2
	
	public void solve () throws Exception {
		int tt = nextInt();
		
		sum1 = new int [31];
		sum2 = new int [31];
		
		for (int num1 = 0; num1 <= 10; num1++)
			for (int num2 = num1; num2 <= 10; num2++)
				for (int num3 = num2; num3 <= 10; num3++) {
					int sum = num1 + num2 + num3;
					int diff = num3 - num1;
					if (diff < 2) {
						sum1 [sum] = max (sum1 [sum], num3);
					} else if (diff == 2) {
						sum2 [sum] = max (sum2 [sum], num3);
					}
				}
		
		for (int test = 1; test <= tt; test++) {
			int n = nextInt();
			int s = nextInt();
			int p = nextInt();
			
			int d [][] = new int [n + 1][s + 1];
			boolean can [][] = new boolean [n + 1][s + 1];
			can [0][0] = true;
			
			for (int i = 0; i < n; i++) {
				int sum = nextInt();
				int add1 = 0, add2 = 0;
				
				int p1 = sum1[sum]; if (p1 >= p) add1 = 1;
				int p2 = sum2[sum]; if (p2 >= p) add2 = 1;
				
				for (int j = 0; j <= s; j++) {
					if (can[i][j]) {
						
						d[i + 1][j] = max (d[i + 1][j], d[i][j] + add1);
						can[i + 1][j] = true;
						
						if (j < s) {
							d[i + 1][j + 1] = max (d[i + 1][j + 1], d[i][j] + add2);
							can [i + 1][j + 1] = true;
						}
						
					}
				}
			}
			
			out.println("Case #"+test+": "+d[n][s]);
			
		}
	}
	
	final String fname = "";
	long stime = 0;
	
	BufferedReader in;
	PrintWriter out;
	StringTokenizer st;
	
	private String nextToken () throws Exception {
		while (st == null || !st.hasMoreTokens()) {
			st = new StringTokenizer(in.readLine());
		}
		return st.nextToken();
	}
	
	private int nextInt () throws Exception {
		return Integer.parseInt(nextToken());
	}
	
	private long nextLong () throws Exception {
		return Long.parseLong(nextToken());
	}
	
	private double nextDouble () throws Exception {
		return Double.parseDouble(nextToken());
	}
	
	@Override
	public void run() {
		try {
			in = new BufferedReader(new FileReader("input.txt"));
			out = new PrintWriter(new FileWriter("output.txt"));
			solve ();
		} catch (Exception e) {
			throw new RuntimeException(e);
		} finally {
			out.close();
		}
	}
	
	public static void main(String[] args) {
		new Thread(null, new Solution(), "", 1<<26).start();
	}

}