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.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


public class DancingWithThegooglers {


	private static Map<Integer, Points> pointMap = new HashMap<Integer, Points>();
	public static void main(String[] args) {
		
		pointMap.put(0, new Points(0, 0));
		pointMap.put(1, new Points(1, 1));
		pointMap.put(2, new Points(4, 2));
		pointMap.put(3, new Points(7, 5));
		pointMap.put(4, new Points(10, 8));
		pointMap.put(5, new Points(13, 11));
		pointMap.put(6, new Points(16, 14));
		pointMap.put(7, new Points( 19, 17));
		pointMap.put(8, new Points( 22, 20));
		pointMap.put(9, new Points( 25, 23));
		pointMap.put(10, new Points( 28, 26));
		try {
		    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		    String str = "";
		    
		    // Testcases
		    str = in.readLine();
		    int cases = Integer.valueOf(str);
		    List<String> output = new ArrayList<String>();
		    
		   for(int i = 1; i <= cases; i++){
		        
		        str = in.readLine();
		        
		        String[] numbers = str.split(" ");
		        
		        int googlers = Integer.valueOf(numbers[0]);
		        int surprising = Integer.valueOf(numbers[1]);
		        int points = Integer.valueOf(numbers[2]);
		        
		        Integer[] results = new Integer[googlers];
		        
		        
		        for(int j = 3; j < 3 + googlers; j++){
		        	results[j - 3] = Integer.valueOf(numbers[j]); 
		        }
		        
		     // sort the shit out of it
		        Arrays.sort(results, Collections.reverseOrder());
		        
		        
		        output.add("Case #" + i+ ": " + calculate(googlers, surprising, points, results));
		    }
		   
		       for(String outputLine : output){
		        System.out.println(outputLine);
		    }
		       
		} catch (IOException e) {
		}

	}

	private static String calculate(int googlers, int surprising, int points,
			Integer[] results) {
		String res = googlers + " : " + surprising + " : " + points + " anz: " + results.length + " first: " + results[0] + " last: " + results[results.length - 1];
		
		Points p = pointMap.get(points);
		int result = 0;
		int surleft = surprising;
		for(int i = 0; i < results.length; i++){
			if(results[i] >= p.minPoints){
				result++;
				continue;
			}
			if(results[i] >= p.surPoints && surleft > 0) {
				result++;
				surleft--;
				continue;
			}
			break;
		}
		return String.valueOf(result);
	}

}
