import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.util.*;
import java.lang.*;
import java.math.*;
import java.io.*;

import static java.lang.Math.*;
import static java.util.Arrays.*;
import static java.util.Collections.*;

public class B{
	Scanner sc=new Scanner(System.in);

	int INF=1<<28;
	double EPS=1e-9;

	int caze, T;
	int n, s, p;
	int[] ts;

	void run(){
		T=sc.nextInt();
		for(caze=1; caze<=T; caze++){
			n=sc.nextInt();
			s=sc.nextInt();
			p=sc.nextInt();
			ts=new int[n];
			for(int i=0; i<n; i++){
				ts[i]=sc.nextInt();
			}
			solve();
		}
	}

	void solve(){
		int count1=0, count2=0, count3=0;
		for(int i=0; i<n; i++){
			int t=ts[i];
			int max1, max2;
			if(t%3==0){
				max1=t/3;
				if(t>=3){
					max2=t/3+1;
				}else{
					max2=t/3;
				}
			}else if(t%3==1){
				max1=max2=t/3+1;
			}else{
				max1=t/3+1;
				max2=t/3+2;
			}
			max2=min(max2, 10);
			if(max1<p&&max2<p){
				count1++;
			}else if(max1<p&&max2>=p){
				count2++;
			}else{
				count3++;
			}
			// debug(t, max1, max2, p);
		}
		int ans=count3+min(count2, s);
		answer(ans+"");
	}

	void answer(String s){
		println("Case #"+caze+": "+s);
	}

	void println(String s){
		System.out.println(s);
	}

	void print(String s){
		System.out.print(s);
	}

	void debug(Object... os){
		System.err.println(deepToString(os));
	}

	public static void main(String[] args){
		try{
			System.setIn(new FileInputStream("dat/B-large.in"));
			System.setOut(new PrintStream(new FileOutputStream(
					"dat/B-large.out")));
		}catch(Exception e){}
		new B().run();
		System.out.flush();
		System.out.close();
	}
}
