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);
		}
	}

}


public class DancingGooglers {

	private static int sc;

	private static int result = 0;
	
	private static int p;
	
	private static void check(int val) {
		int x = val % 3;
		int n = val / 3;
		if (x == 0) {
			if (n >= p) {
				result++;
			} else if (n > 0 && sc > 0 && n + 1 >= p) {
				result++;
				sc--;
			}
		} else {
			if (n + 1 >= p) {
				result++;
			} else if (x == 2 && n + 2 >= p && sc > 0) {
				result++;
				sc--;
			}
		}
	}
	
	public static void main(String[] args) throws Exception {
		String[] in = ProblemUtils.readInput("/home/laf/Downloads/B-large.in");
		String[] out = new String[in.length];
		for (int i = 0; i < in.length; i++) {
			String[] vals = in[i].split(" ");
			int n = Integer.parseInt(vals[0]);
			sc = Integer.parseInt(vals[1]);
			p = Integer.parseInt(vals[2]);
			result = 0;
			for (int j = 3; j < 3 + n; j++) {
				check(Integer.parseInt(vals[j]));
				out[i] = "" + result;
			}
		}
		ProblemUtils.writeOutput("/home/laf/Desktop/out.txt", out);
	}
	
}
