package codejam;

import fixjava.Pair;

public class Utils {

	public static long minLong(long firstVal, long... otherVals) {
		long minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static int minInt(int firstVal, int... otherVals) {
		int minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static float minFloat(float firstVal, float... otherVals) {
		float minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	/**
	 * ArgMin returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMin(int[] arr) {
		int min = arr[0];
		int argMin = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] < min) {
				min = arr[i];
				argMin = i;
			}
		}
		return new Pair<Integer, Integer>(argMin, min);
	}

	/**
	 * ArgMax returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMax(int[] arr) {
		int max = arr[0];
		int argMax = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] > max) {
				max = arr[i];
				argMax = i;
			}
		}
		return new Pair<Integer, Integer>(argMax, max);
	}

}

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class b {	
	
	public static void main(String[] args) throws IOException {		
		BufferedReader bd= new BufferedReader(new InputStreamReader(System.in));
		int li= Integer.parseInt(bd.readLine());
		for (int i = 1; i <=li; i++) {
			String[] cadena=bd.readLine().split(" ");
			int n=Integer.parseInt(cadena[0]);
			int s=Integer.parseInt(cadena[1]);
			int p=Integer.parseInt(cadena[2]);			
			
			int min=p+(2*(p-1));						
			int mins=(p+(2*(p-2))<0)?1:(p+(2*(p-2)));		
			
			int[] c = new int[n];
			int res=0;
			for (int j = 0; j < n; j++) {
				c[j]=Integer.parseInt(cadena[3+j]);
				if(c[j]>=min){
					res++;
					//System.out.println(c[j]);
				}
				else if((c[j]>=mins)&&s>0){
					res++;
					s--;
					//System.out.println(c[j]);
				}
				
			}		
			System.out.println("Case #"+i+": "+res);					
		}		
	}
	static boolean saleConP(int t,int p){
		
		
		return false;
	}
	static boolean saleConPS(int t,int p){
		
		
		return false;
	}
}
 