import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class Dancing {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		// read input file
		File file = new File("B-small-attempt4.in");
		//File file = new File("input.txt");
		BufferedReader br = new BufferedReader(new FileReader(file));
		String ln = "";
		int count = Integer.parseInt(br.readLine());

		// write output file
		File out = new File("outB.txt");
		BufferedWriter bw = new BufferedWriter(new FileWriter(out));
		
		int y = 0;
		for (int i=0; i < count; i++){
			ln = br.readLine();
			y = getY(ln);
			bw.write("Case #" + (i+1) + ": " + y);
			bw.newLine();
		}
		bw.close();
	}
	
	private static int getY(String str) {
		String[] data = str.split(" ");
		int n = Integer.parseInt(data[0]);
		int s = Integer.parseInt(data[1]);
		int p = Integer.parseInt(data[2]);
		int[] t = new int[n];
		for (int i=0; i < n; i++){
			t[i] = Integer.parseInt(data[i+3]);
		}
		int y = 0;
		int base = 0;
		for(int j=0; j < t.length; j++){
			base = t[j] / 3;
			if(base >= p) { y++; }
			else if(base == p-1){
				if(t[j] - (base+p) > base-1 && t[j] > 0){
					y++;
				} else if(s>0 && t[j] - (base+p) > base-2 && t[j] > 0){
					s -= 1;
					y++;
				}
			} else if(base == p-2){
				if(s > 0 && t[j] - (base+p) > base-1 && t[j] > 0){
					s -= 1;
					y++;
				}
			}
		}
		
		return y;
	}

}

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;
class process implements Runnable {
	Thread t;
	int c=0,n=0,s=0,p=0;
	int[] sc;
	int res=0;
	String a="";
	process(int i,int a,int b,int e,int[] d) {
		c=(i+1);
		n=a;
		s=b;
		p=e;
		sc=d;
		t = new Thread(this);
		t.run();
	}

	public void run() {
		float avg=0;
		for(int i=0;i<n;++i)
		{
			avg=(float)sc[i]/3;
			if(avg==0 && p!=0)
			{
				sc[i]=99;
			}
			if((p-avg)>=1.5)
			{
				sc[i]=99;
			}
			else
			{
				if(avg>=p)
				{
					++res;
					a=a+sc[i]+" ";
					sc[i]=99;
				}
				if( (p-avg)<1 && (p-avg)>0 ) 
				{
					++res;
					a=a+sc[i]+" ";
					sc[i]=99;
				}
			}
		}
		int i=0;
		while(s>0 && i<n)
		{
			avg=(float)sc[i]/3;
			if( (p-avg)==1)
			{
				++res;
				--s;
				a=a+sc[i]+" ";
				sc[i]=99;
			}
			if( (p-avg)>1 && (p-avg)<1.5 )
			{
				++res;
				--s;
				a=a+sc[i]+" ";
				sc[i]=99;
			}
			++i;
		}
		
	}
	public void print()
	{
		System.out.println("Case #"+c+": "+res);
		//System.out.println(a);
		
	}

}

public class Main {
	public static void main(String[] args) throws Exception {
		StringTokenizer st;
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int t=Integer.parseInt(br.readLine());
		process[] pr=new process[t];
		for(int i=0;i<t;++i)
		{
			st=new StringTokenizer(br.readLine());
			int n=Integer.parseInt(st.nextToken());//number of Googlers
			int s=Integer.parseInt(st.nextToken());//number of surprising triplets of scores
			int p=Integer.parseInt(st.nextToken());//maximum number result of at least p
			int[] sc=new int[n];
			for(int j=0;j<n;++j)
			{
				sc[j]=Integer.parseInt(st.nextToken());
			}
			pr[i]=new process(i,n,s,p,sc);
		}

		for(int i=0;i<t;++i)
		{
			pr[i].t.join();
			pr[i].print();
		}
		
		
	}
}
