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.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

class DancingGooglers{
    public static void main(String[] args)
    throws Exception{
        BufferedReader br = new BufferedReader(new FileReader("in.in"));
        BufferedWriter bw = new BufferedWriter(new FileWriter("out.txt"));
        int T = Integer.parseInt(br.readLine());

        for(int i=0; i<T; i++){
            String in = br.readLine();
            String[] inp = in.split(" ", 4);
            int N = Integer.parseInt(inp[0]);
            int S = Integer.parseInt(inp[1]);
            int p = Integer.parseInt(inp[2]);
            int nos = 0;
            String[] input = inp[3].split(" ");
            int[] t = new int[N];
            int[] r = new int[N];
            for(int j=0;j<N;j++){
                t[j] = Integer.parseInt(input[j]);
                r[j] = t[j]%3;
                t[j] /= 3;
                if(t[j] >= p)
                    nos++;
                if(t[j] == p - 1){
                    if(r[j] > 0)
                        nos++;
                    else if(t[j]>0){
                        nos++;
                        S--;
                    }
                }
                if(t[j] == p-2){
                    if(r[j] == 2){
                        nos++;
                        S--;
                    }
                }
            }
            if(S<0)
                nos += S;
            bw.write("Case #"+(i+1)+": "+nos+"\n");
        }
        bw.close();
    }
}