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.*;
public class Dancing {
	public static void main(String[] args) {
		try{
			BufferedWriter output = new BufferedWriter(new FileWriter("output.txt"));
			BufferedReader input = new BufferedReader(new FileReader("B-small-attempt2.in"));
			int i = 0;
			int j = Integer.parseInt(input.readLine());
			while(i < j) {
				//get the line
				String line = input.readLine();
				//split into data
				String[] splitLine = line.split(" ");
				//get the useful data out of the line
				int n = Integer.parseInt(splitLine[0]);
				int s = Integer.parseInt(splitLine[1]);
				int p = Integer.parseInt(splitLine[2]);
				int[] scores = new int[n];
				//get out the total score
				for(int foo = 0; foo < n; foo++) {
					scores[foo] = Integer.parseInt(splitLine[foo + 3]);
				}
				//setup the output value
				int caseValue = 0;
				for(int score: scores) {
					//if total score is less then value needed there is no chance
					if(score >= p){
						int average = score / 3;
						//if the average is higher then the scores are then 1 value is definately higher then p
						if (average >= p) {
							caseValue++;
						//if average is 1 less then scores are there is a possibilty of a hit
						} else if(average+1 == p) {
							//if it's scores are not divisible by 3 at least one is higher then average
							if(score % 3 != 0) {
								caseValue++;
							//if the total score is divisible by 3 then only a surprising score can make up difference
							} else {
								if(s>0){
									caseValue++;
									s--;
								}
							}
						//there is also a very specific case when the average is 2 less that you can use a surprising case to make up the difference	
						} else if (average+2 == p && score % 3 == 2 && s >0) {
							caseValue++;
							s--;
						}
					}
				}
				System.out.println();
				output.write("Case #" + (i+1) +": " + caseValue);
				output.newLine();
				i++;
			}
			output.close();
			input.close();
		} catch(Exception e) {System.out.println(e);}
	}
}
