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;
    }
}


package test;
import java.io.*;

public class Test {
	
	static public void magic(String tmp, int Result [],int index ){
		int N=0,S=0,P=0,size;
		char Carr []= new char[300];
		size=tmp.length();
		tmp.getChars(0, size, Carr, 0);
		
		int i=0,j=0,spc=0;
		String bom;
		while (spc<3){
			
			if(Carr[j]!=' '){
				j++;
			}else{
				bom=tmp.substring(i, j);
				if(spc==0)
					N=Integer.parseInt(bom);
				if(spc==1)
					S=Integer.parseInt(bom);
				if(spc==2)
					P=Integer.parseInt(bom);
				spc++;
				j++;
				i=j;
			}
		}
		
		int counter=N;
		int bomnum,nosur,sur,ans=0;
		nosur=((P-1)*2)+P;
		sur=((P-2)*2)+P;
		if(sur<0)
			sur=1;
		while (counter>0){
			if(Carr[j]!=' '&&j<size){
				j++;
			}else{
				bom=tmp.substring(i, j);
				bomnum=Integer.parseInt(bom);
				if(bomnum>=nosur){
					ans++;
				}else if(bomnum>=sur && S>0){
					ans++;
					S--;
				}
				j++;
				i=j;
				counter--;
			}
		}
		
		Result[index]=ans;
		
	}
	
	public static void main(String[] args) {
		
		////////
		int index=0,T,casenum=1,j;
		String tmp;
		
		int Result[]=new int [101];
		
		////////
		
		BufferedReader reader;
		reader = new BufferedReader(new InputStreamReader(System.in));
		try {
			tmp = reader.readLine();
			T=Integer.parseInt(tmp);
			
			j=T;
			while(j!=0){
				tmp = reader.readLine();
				magic (tmp,Result,index);
				
				index++;
				j--;
			}
			
			j=T;
			while(j!=0){
				System.out.println("Case #"+casenum+": "+Result[casenum-1]);
				casenum++;
				j--;
			}
			
			
		} catch (IOException e) {
			e.printStackTrace();
		}	
	}
}