import java.io.*;
import java.util.*;

public class DancingWithGooglers {

  public static class Googlers {

    public int T;
    public int surp;
    public boolean surprising;
    public boolean pSurprising;
    public boolean antiSurprising;
    public boolean pAntiSurprising;

    public Googlers(int T, int surp) {
      this.T = T;
      this.surp = surp;
    }

    public void set(int a, int b, int c) {
      if (c >= 0 && (a + b + c) == T) {
        int diff = (Math.max(a, Math.max(b, c)) - Math.min(a, Math.min(b, c)));
        if (diff <= 2) {
          if (diff == 2) {
            if (a >= surp || b >= surp || c >= surp) {
              pSurprising = true;
            } else {
              surprising = true;
            }
          } else {
            if (a >= surp || b >= surp || c >= surp) {
              pAntiSurprising = true;
            } else {
              antiSurprising = true;
            }
          }
        }
      }
    }
  }

  public static void main(String... args) throws IOException {
//    BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
    BufferedReader reader = new BufferedReader(new FileReader("B-large.in"));
//    PrintWriter writer = new PrintWriter(System.out);
    PrintWriter writer = new PrintWriter("B-large.out");

    int len, cases = Integer.parseInt(reader.readLine());
    List<Googlers> satisfied = new ArrayList<Googlers>();
    List<Googlers> unsatisfied = new ArrayList<Googlers>();
    String[] inputs;
    int N, S, p;
    for (int i = 1; i <= cases; i++) {
      inputs = reader.readLine().split(" ");
      p = Integer.parseInt(inputs[1]);
      S = Integer.parseInt(inputs[2]);
      satisfied.clear();
      unsatisfied.clear();
      for (int j = 3; j < inputs.length; j++) {
        int t = Integer.parseInt(inputs[j]);
        Googlers googlers = new Googlers(t, S);

        for (int k = 0; k <= 10; k++) {
          int till = k + 2 > 10 ? 10 : k + 2;
          for (int l = k; l <= till; l++) {
            googlers.set(k, l, (t - (k + l)));
          }
        }
        if (googlers.pAntiSurprising) {
          satisfied.add(googlers);
        } else {
          unsatisfied.add(googlers);
        }
      }
      int pSurprising = 0;
      if (p > 0) {
        for (Iterator<Googlers> iter = unsatisfied.iterator(); iter.hasNext(); ) {
          Googlers googlers = iter.next();
          if (googlers.pSurprising) {
            pSurprising++;
            iter.remove();
            p--;
            if (p <= 0) break;
          }
        }
      }
      if(p > 0){
        for (Iterator<Googlers> iter = unsatisfied.iterator(); iter.hasNext(); ) {
          Googlers googlers = iter.next();
          if (googlers.surprising) {
            iter.remove();
            p--;
            if (p <= 0) break;
          }
        }
      }
      if(p > 0){
        for (Iterator<Googlers> iter = satisfied.iterator(); iter.hasNext(); ) {
          Googlers googlers = iter.next();
          if (googlers.pSurprising) {
            iter.remove();
            pSurprising++;
            p--;
            if (p <= 0) break;
          }
        }
      }
      if(p > 0){
        for (Iterator<Googlers> iter = satisfied.iterator(); iter.hasNext(); ) {
          Googlers googlers = iter.next();
          if (googlers.surprising) {
            iter.remove();
            p--;
            if (p <= 0) break;
          }
        }
      }

      if(p > 0){
        writer.print("Case #" + i + ": 0");
      }else {
        writer.print("Case #" + i + ": " + (satisfied.size() + pSurprising));
      }
      writer.println();
    }
    writer.flush();
  }


}

import java.io.BufferedWriter;
import java.util.*;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.BufferedReader;
import java.io.FileReader;
import java.lang.Math;
import java.util.ArrayList;
import java.util.HashMap;
import java.math.BigInteger;


public class Dancing 
{
	public static void main(String args[])
	{
		String filename = "C://in.txt";
		int i=0,j=0;
		int testcase=0 ;
		String out="";
		BufferedWriter bufferedWriter = null;
		try { BufferedReader in = new BufferedReader(new FileReader(filename));
		String str;
		str = in.readLine();
		testcase = Integer.parseInt(str);
		
		//Construct the BufferedWriter object
		bufferedWriter = new BufferedWriter(new FileWriter("oneoutput3.wpd"));
		for (i=0;i <testcase; i++)
		{
			int N=0,S=0,P=0;
			int[] t=new int[10000000];
			str = in.readLine();
			StringTokenizer st = new StringTokenizer(str," ");
			System.out.println(st);
			N = Integer.parseInt((String)st.nextElement());
			S = Integer.parseInt((String)st.nextElement());
			P = Integer.parseInt((String)st.nextElement());

			System.out.println("N="+N+" S="+S);
			for (j=0;j<N;j++)
				t[j] = Integer.parseInt((String)st.nextElement());
			
		//declare data structures here
					String ou1="";
  	int maxwinner=-1;
		int nowinner=0; 
  		
  		int surp_reqd=0;
			int[][] score= new int[N][3]; 	    
			   // initialize with non surprizes
				for ( j=0;j<N;j++)
				{
					
				if(t[j]%3 ==0  )
				{
					score[j][0]=t[j]/3;
					score[j][1]=t[j]/3;
					score[j][2]=t[j]/3;
					
					
					if (P==score[j][2]+1 &&t[j]>0)
						surp_reqd++;
					if (P<=score[j][2])
						nowinner++;
					
				}
				if(t[j]%3 ==1 )
				{
					score[j][0]=t[j]/3;
					score[j][1]=t[j]/3;
					score[j][2]=(t[j]/3)+1;
					
					if (P<=score[j][2])
						nowinner++;
				}
				if(t[j]%3 ==2 )
				{
					score[j][0]=t[j]/3;
					score[j][1]=(t[j]/3)+1;
					score[j][2]=(t[j]/3)+1;
					
					if (P==score[j][2]+1)
						surp_reqd++;
					if (P<=score[j][2])
						nowinner++;
				}
			 	  System.out.println ("score["+j+"]="+score[j][0]+","+score[j][1]+","+score[j][2]);
				   		
				}
				
			System.out.println ("surp_reqd="+surp_reqd);
			System.out.println ("nowinner="+nowinner);
		    if (S>=surp_reqd)
		    	maxwinner=nowinner+surp_reqd;
		    else
		    	maxwinner=nowinner+S;
       
          
			
			out="Case #"+(i+1)+": ";
			
				out += maxwinner+"\n";
				
				System.out.println ("out ="+out);
				
			bufferedWriter.write(out);
			
		}
		in.close(); } 
		catch (IOException ex) {               ex.printStackTrace();} 
		finally {
			//Close the BufferedWriter
			try {
				if (bufferedWriter != null) {
					bufferedWriter.flush();
					bufferedWriter.close();
				}
			} catch (IOException ex) {
				ex.printStackTrace();
			}
		}

	}

}
