import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;

public class CodeJam {

//	public static final String INPUT_FILE_PATH = "D://CodeJamInput.txt";
	public static final String INPUT_FILE_PATH = "D://B-large.in";
	public static final String OUTPUT_FILE_PATH = "D://CodeJamOutput.txt";

	public static List<String> readInput() {
		List<String> list = new ArrayList<String>();
		try {
			BufferedReader input = new BufferedReader(new FileReader(
					INPUT_FILE_PATH));
			try {
				String line = null;

				while ((line = input.readLine()) != null) {
					list.add(line);
				}
			} finally {
				input.close();
			}
		} catch (IOException ex) {
			ex.printStackTrace();
		}
		
		return list;
	}

	public static void writeOutput(List<String> output) {
		PrintWriter writer = null;
		try {
			writer = new PrintWriter(new FileWriter(OUTPUT_FILE_PATH));
			for (String line : output) {
				writer.println(line);
			}
			writer.flush();
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if (writer != null)
				writer.close();
		}
	}
	
	public static void main(String[] args) {
		List<DanceFloor> danceFloors = DanceFloor.parseFromFile(CodeJam.readInput());
		List<String> output = new ArrayList<String>();

		for(int i = 0; i < danceFloors.size(); i++) {
			System.out.println(danceFloors.get(i));
			String line = "";
			line += "Case #" + (i + 1) + ": " + danceFloors.get(i).calculate();
			output.add(line);
		}
		
		CodeJam.writeOutput(output);
	}
}

class DanceFloor {

	private List<Integer> tripletsTotalCounts;
	private int surpriseCount;
	private int targetScore;
	private int dancersCount;

	public DanceFloor(List<Integer> tripletsTotalCounts, int surpriseCount,
			int targetScore, int dancersCount) {
		this.tripletsTotalCounts = tripletsTotalCounts;
		this.surpriseCount = surpriseCount;
		this.targetScore = targetScore;
		this.dancersCount = dancersCount;
	}

	public int calculate() {
		int result = 0;
		
		if (targetScore == 0) return dancersCount;
		
		for (int i = 0; i < tripletsTotalCounts.size(); i++) {
			int total = tripletsTotalCounts.get(i);

			if (total < (targetScore * 3 - 4)) {
				tripletsTotalCounts.remove(i--);
			} else if (total == 0) {
				tripletsTotalCounts.remove(i--);
			}
		}
		
		for (int i = 0; i < tripletsTotalCounts.size(); i++) {
			int total = tripletsTotalCounts.get(i);

			if ((surpriseCount > 0) && (total == targetScore * 3 - 4)) {
				result++;
				surpriseCount--;
				tripletsTotalCounts.remove(i--);
			} else if ((surpriseCount == 0) && (total == targetScore * 3 - 4)) {
				tripletsTotalCounts.remove(i--);
			}
		}
		
		for (int i = 0; i < tripletsTotalCounts.size(); i++) {
			int total = tripletsTotalCounts.get(i);

			if ((surpriseCount > 0) && (total == targetScore * 3 - 3)) {
				result++;
				surpriseCount--;
				tripletsTotalCounts.remove(i--);
			} else if ((surpriseCount == 0) && (total == targetScore * 3 - 3)) {
				tripletsTotalCounts.remove(i--);
			}
		}
		
		result += tripletsTotalCounts.size();
		
		return result;
	}

	public static List<DanceFloor> parseFromFile(List<String> readInput) {
		List<DanceFloor> result = new ArrayList<DanceFloor>();
		int testCaseCount = Integer.parseInt(readInput.get(0));

		for (int i = 0; i < testCaseCount; i++) {
			String line[] = readInput.get(i + 1).split(" ");

			List<Integer> totalCounts = new ArrayList<Integer>();
			for (int j = 0; j < Integer.parseInt(line[0]); j++) {
				totalCounts.add(Integer.parseInt(line[3 + j]));
			}

			result.add(new DanceFloor(totalCounts, Integer.parseInt(line[1]),
					Integer.parseInt(line[2]), Integer.parseInt(line[0])));
		}

		return result;
	}

	@Override
	public String toString() {
		return "dancersCount = " + dancersCount + "; surpriseCount = " + surpriseCount 
								 + "; targetScore = " + targetScore + "; tripletsTotalCounts" 
								 + tripletsTotalCounts.toString();
	}
}


import java.io.*;
import java.util.*;
import static java.lang.Math.*;

public class B {
  public static void main(String[] args) throws Exception {
    Scanner sc = new Scanner(new FileReader("B-large.in"));
    PrintWriter pw = new PrintWriter(new FileWriter("B-large-output.txt"));
    int T = sc.nextInt();       // number of test cases
    int numResult;
    for (int k=1; k <= T; k++) {
      numResult = 0;
      
      int N = sc.nextInt();     // number of Googlers
      int B = sc.nextInt();     // number of surprising triplet scores
      int p = sc.nextInt();     // "best result" (max of triplets)
      int t[] = new int[N];     // total points for a given Googler (b/t 0 & 30)
      
      int minInd[] = new int[B];
      int minCount = 0;
      
      for (int i=0; i<N; i++) {    // for each of the Googler's total points
        t[i] = sc.nextInt();
      }
      Arrays.sort(t);           // can then start w/ lowest total score
      
      int surpriseCount = 0;    // counts the num of surprising triplets used
      
      for (int i=0; i<N; i++) {    
        // check possible scores:
        if (surpriseCount<B) {
          firstScore: for (int num1=0; num1<11; num1++) {
            for (int num2=min(num1+2,10); num2>=num1; num2--) {
              for (int num3=min(num1+2,10); num3>=num1; num3--) {
                if ((num1+num2+num3)==t[i]) {
                  if (max(num2, num3)>=p) {
                    if (max(num2, num3) > (num1+1)) {
                      surpriseCount++;
                    }
                    numResult++;
                    break firstScore;
                  }
                }
              }
            }
          }
        } else {
          firstScore: for (int num1=0; num1<11; num1++) {
            for (int num2=min(num1+1,10); num2>=num1; num2--) {
              for (int num3=min(num1+1,10); num3>=num1; num3--) {
                if ((num1+num2+num3)==t[i]) {
                  if (max(num2, num3)>=p) {
                    numResult++;
                    break firstScore;
                  }
                }
              }
            }
          }
        }
      }
      pw.format("Case #%d: %d\n", k, numResult);
    }
    
    pw.flush();
    pw.close();
    sc.close();
  }
}