/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package codejam.common;

import java.util.ArrayList;
import java.util.List;

/**
 *
 * @author Lance Chen
 */
public class CodeHelper {

    private static String FILE_ROOT = "D:/workspace/googlecodejam/meta";

    public static List<List<String>> loadInputsExcludes(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        int index = 0;
        for (String line : lines) {
            if (index == 0) {
                index++;
                continue;
            }
            if (index % 2 == 1) {
                index++;
                continue;
            }
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
            index++;
        }
        return result;
    }

    public static List<List<String>> loadInputs(String fileName) {
        List<List<String>> result = new ArrayList<List<String>>();
        List<String> lines = FileUtil.readLines(FILE_ROOT + fileName);
        for (String line : lines) {
            List<String> dataList = new ArrayList<String>();
            String[] dataArray = line.split("\\s+");
            for (String data : dataArray) {
                if (data.trim().length() > 0) {
                    dataList.add(data);
                }
            }
            result.add(dataList);
        }
        return result;
    }

    public static List<String> loadInputLines(String fileName) {
        return FileUtil.readLines(FILE_ROOT + fileName);
    }

    public static void writeOutputs(String fileName, List<String> lines) {
        FileUtil.writeLines(FILE_ROOT + fileName, lines);
    }
}

import java.io.*;
import java.util.*;
import java.math.BigInteger;
public class B{
public static void main(String []args) throws Exception {
                BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
	int t, x = 0, n, s, p, ans;
	t = Integer.parseInt(br.readLine());
	while(t>0) {t--; x++;
	ans = 0;
	String w = br.readLine();
	String arr1[] = w.split("[ ]+");
	n = Integer.parseInt(arr1[0]);
	s = Integer.parseInt(arr1[1]);
	p = Integer.parseInt(arr1[2]); 
	int a = 0, a1 = 1, r = 2;
	for(int i = 0; i < n; i++) {r++;
		a = Integer.parseInt(arr1[r]);
		int b = (a/3);
		int c = b*3;
		int d = (b+1)*3;
		int e = 0;
		 if(b >= p) { ans++; e = 1;}
		if(e == 0) { if((c+1) == a && (b+1) >= p) { ans++; e = 1;}
			else if((c+2) == a && (b+1) >= p){ans++; e = 1;}
		}
		if(e == 0 && a1 <= s) {
			if(c > 0 && (c) == a && (b+1) >= p) { ans++; a1++;}
			else if((c+1) == a && (b+1) >= p) { ans++; a1++;}
			else if((c+2) == a && (b+2) >= p) { ans++; a1++;}
		}
	}
			
		System.out.println("Case #"+x+": "+ans);
        	}
	}
}
