/*
 * 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.*;

public class Main implements Runnable {
  BufferedReader br;
  StringTokenizer st;
  int n, s, p, ans;
  int[] t;
  
  public class Googler implements Comparable<Googler> {
    int total, a, b, c;
    
    public Googler(int total) {
      this.total = total;
      a = total / 3;
      b = (total - total / 3) / 2;
      c = total - a - b;
    }
    
    public int compareTo(Googler g) {
      return g.total - this.total;
    }
  }
  
  public void run() {
    try {
      br = new BufferedReader(new InputStreamReader(System.in));
      int caseNo = Integer.parseInt(br.readLine());
      
      for (int i = 1; i <= caseNo; i++) {
        st = new StringTokenizer(br.readLine());
        n = Integer.parseInt(st.nextToken());
        s = Integer.parseInt(st.nextToken());
        p = Integer.parseInt(st.nextToken());
        t = new int[n];
        Googler[] googler = new Googler[n];
        for (int j = 0; j < n; j++) {
          t[j] = Integer.parseInt(st.nextToken());
          googler[j] = new Googler(t[j]);
        }
        
        Arrays.sort(googler);
        ans = 0;
        for (int j = 0; j < n; j++)
          if (googler[j].c >= p)
            ans++;
        
        for (int j = 0; j < n && s > 0; j++)
          if (googler[j].total > 0 && googler[j].c < p && !((googler[j].a == googler[j].b) && (googler[j].b < googler[j].c))) {
            googler[j].b--;
            googler[j].c++;
            if (googler[j].c == p) {
              ans++;
              s--;
            }
          }
        
        System.out.println("Case #" + i + ": " + ans);
      }
    }
    catch (Exception e) {
    }
  }
  
  public static void main(String[] args) {
    new Thread(new Main()).start();
  }
}
