import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;


public class GooglersDancer {

	/**
	 * @param args
	 * @throws IOException
	 */
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		InputStreamReader converter = new InputStreamReader(System.in);
		BufferedReader in = new BufferedReader(converter);
		if (in == null) {
		      return;
		    }
		String numTest = in.readLine();
		int maxCases = Integer.valueOf(numTest);
		for(int i=1;i<= maxCases;i++){
			String linea = in.readLine();
			String[] datos = linea.split(" ");
			Integer googlers = Integer.valueOf(datos[0]);
			Integer sospechosos = Integer.valueOf(datos[1]);
			Integer p = Integer.valueOf(datos[2]);
			Integer puntuacion;
			Integer personas = 0;
			ArrayList<Integer> puntuaciones = new ArrayList<Integer>();
			for(int j=0;j<googlers;j++){
				puntuacion = Integer.valueOf(datos[3+j]);
				puntuaciones.add(puntuacion);
			}
			Integer[] pOrdenado = null;
			pOrdenado = (Integer[]) puntuaciones.toArray(new Integer[puntuaciones.size()]);
			Arrays.sort(pOrdenado);
			int j;
			for(j=pOrdenado.length-1;j>=0;j--){
				if(pOrdenado[j] >= p*3-2){
					personas += 1;
				}else{
					break;
				}
			}
			int posibles = j+1-sospechosos;
			for(;j>=posibles && j>= 0;j--){
				if(pOrdenado[j] >= p*3-4 && pOrdenado[j] > p){
					personas += 1;
				}else{
					break;
				}
			}
			System.out.println("Case #"+i+": "+personas);
		}
	}

}

import java.util.Scanner;

public class DancingWithTheGooglers {
    public static void main(String[] args) {

        bestResultForScores();

        new DancingWithTheGooglers().go();
    }

    public static int[] bestUnsurprisingResultForScore = new int[31];
    public static int[] bestSurprisingResultForScore = new int[31];
    public static int[] upgradeBySurprise = new int[31];

    private static void bestResultForScores() {
        for (int a = 0; a <= 10; a++)
            for (int b = 0; b <= 10; b++)
                for (int c = 0; c <= 10; c++) {
                    int bestResult = Math.max(a, Math.max(b, c));
                    int worstResult = Math.min(a, Math.min(b, c));
                    int spread = bestResult - worstResult;

                    int totalScore = a + b + c;

                    switch (spread) {
                        case 0:
                        case 1:
                            if (bestResult > bestUnsurprisingResultForScore[totalScore])
                                bestUnsurprisingResultForScore[totalScore] = bestResult;
                            break;
                        case 2:
                            if (bestResult > bestSurprisingResultForScore[totalScore])
                                bestSurprisingResultForScore[totalScore] = bestResult;
                    }
                }

        for(int i = 0; i < 31; i++) {
            upgradeBySurprise[i] = Math.max(0, (bestSurprisingResultForScore[i] - bestUnsurprisingResultForScore[i]));
        }
    }

    private void go() {
        Scanner sc = new Scanner(System.in);

        int numTestCases = Integer.parseInt(sc.nextLine());

        for (int caseNum = 1; caseNum <= numTestCases; caseNum++) {
            System.out.print("Case #" + caseNum + ": ");

            int numGooglers = sc.nextInt();
            int numSurprisingTriplets = sc.nextInt();
            int p = sc.nextInt();

            int[] totalPoints = new int[numGooglers];
            for (int i = 0; i < numGooglers; i++) {
                totalPoints[i] = sc.nextInt();
            }

            int[] bestPossibleScores = new int[31];
            for (int i = 0; i < numGooglers; i++) {
                bestPossibleScores[bestUnsurprisingResultForScore[totalPoints[i]]]++;
            }

            int sum = 0;
            for (int i = p; i < 31; i++) {
                sum += bestPossibleScores[i];
            }

            for(int totalScore : totalPoints) {
                if(bestUnsurprisingResultForScore[totalScore] == p-1 && bestSurprisingResultForScore[totalScore] == p && numSurprisingTriplets > 0) {
                    numSurprisingTriplets--;
                    sum++;
                }
            }

            System.out.println(sum);
        }
    }
}
