package com.example;

import java.io.IOException;
import java.util.List;

public class ProblemB {
    
    enum Result {
	INSUFFICIENT,
	SUFFICIENT,
	SUFFICIENT_WHEN_SURPRISING
    }

    public static void main(String[] a) throws IOException {

	List<String> lines = FileUtil.getLines("/B-large.in");
	
	int cases = Integer.valueOf(lines.get(0));
	
	for(int c=0; c<cases; c++) {
	    String[] tokens = lines.get(c+1).split(" ");
	    
	    int n = Integer.valueOf(tokens[0]); // N = number of Googlers
	    int s = Integer.valueOf(tokens[1]); // S = number of surprising triplets
	    int p = Integer.valueOf(tokens[2]); // P = __at least__ a score of P
	    
	    int sumSufficient = 0;
	    int sumSufficientSurprising = 0;
	    
	    for(int i=0; i<n; i++) {
		int points = Integer.valueOf(tokens[3+i]);
		
		switch(test(points, p)) {
		case SUFFICIENT:
		    sumSufficient++;
		    break;
		    
		case SUFFICIENT_WHEN_SURPRISING:
		    sumSufficientSurprising++;
		    break;
		}
		
//		uSystem.out.println("points "+ points +" ? "+ p +" => "+ result);
	    }
	    
	    System.out.println("Case #"+ (c+1) +": "+ (sumSufficient + Math.min(s, sumSufficientSurprising)));
	    
//	    System.out.println();
//	    System.out.println("N="+ n +", S="+ s +", P="+ p);
//	    System.out.println();
	}
    }

    private static Result test(int n, int p) {
	int fac = n / 3;
	int rem = n % 3;
	
	if(rem == 0) {
	    
//	    int triplet0[] = { fac, fac, fac };
//	    print(n, triplet0);
	    
	    if(fac >= p) {
		return Result.SUFFICIENT;
	    }
	    
	    if(fac > 0 && fac < 10) {
		
		if(fac+1 >= p) {
		    return Result.SUFFICIENT_WHEN_SURPRISING;
		}
		
//		int triplet1[] = { fac+1, fac, fac-1 }; // surprising 
//		print(n, triplet1);
	    }
	    
	    
	} else if(rem == 1) {
	    
//	    int triplet0[] = { fac+1, fac, fac };
//	    print(n, triplet0);
	    
	    if(fac+1 >= p) {
		return Result.SUFFICIENT;
	    }
	    
//	    if(fac > 0 && fac < 10) {
//		int triplet1[] = { fac+1, fac+1, fac-1 };
//		print(n, triplet1);
//	    }
	    
	} else if(rem == 2) {
	    
//	    int triplet0[] = { fac+1, fac+1, fac };
//	    print(n, triplet0);
	    
	    if(fac+1 >= p) {
		return Result.SUFFICIENT;
	    }
	    
	    if(fac < 9) {
//		int triplet1[] = { fac+2, fac, fac }; // surprising
//		print(n, triplet1);

		if(fac+2 >= p) {
		    return Result.SUFFICIENT_WHEN_SURPRISING;
		}
	    }
	    
	} else {
	    throw new RuntimeException("error");
	}
	
	return Result.INSUFFICIENT;
//	System.out.println();
//	System.out.println(n +" => "+ div3 +" ("+ rem +")");
    }
    
//    private static void print(int n, int[] triplet) {
//	System.out.println("n="+ n +" ("+ (n/3) +","+ (n%3) +") => ["+ triplet[0] +","+ triplet[1] +","+ triplet[2] +"]" + (triplet[0]-triplet[2] > 1 ? " *" : ""));
//    }
    
}

import java.io.*;



public class DancingGooglers {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		int T = 0;
		int N = 0;
		int S = 0;
		int p = 0;
		int ptr = 0;
		int maxCount = 0;
		int scoreSum = 0;
		int score1 = 0;
		int score2 = 0;
		int score3 = 0;
		String currentCase = null;
		String inputFilename = "B-large.in";
		String outputFilename = "B-large.out";
		
		BufferedWriter out = null;
		try {
			out = new BufferedWriter(new FileWriter(outputFilename));
		} catch (IOException e2) {
			// TODO Auto-generated catch block
			e2.printStackTrace();
		}
		
		FileInputStream fStream = null;
		try {
			fStream = new FileInputStream(inputFilename);
		} catch (FileNotFoundException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		DataInputStream in = new DataInputStream(fStream);
		BufferedReader br = new BufferedReader(new InputStreamReader(in));
		
		
		try {
			T = Integer.parseInt(br.readLine());
		} catch (NumberFormatException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		
		for(int i=0;i<T;i++) {
			try {
				currentCase = br.readLine();
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			maxCount = 0;
			ptr = currentCase.indexOf(' ');
			
			N = Integer.parseInt(currentCase.substring(0,ptr));
			S = Integer.parseInt(currentCase.substring(ptr,currentCase.indexOf(' ',ptr+1)).trim());
			
			ptr = currentCase.indexOf(' ',ptr+1);
			
			p = Integer.parseInt(currentCase.substring(ptr,currentCase.indexOf(' ',ptr+1)).trim());

			
			for(int j=0;j<N;j++) {
				ptr = currentCase.indexOf(' ',ptr+1);
				if (j == N-1) {
					scoreSum = Integer.parseInt(currentCase.substring(ptr).trim());
				}
				else {
					scoreSum = Integer.parseInt(currentCase.substring(ptr,currentCase.indexOf(' ',ptr+1)).trim());
				}

				score1 = scoreSum / 3;
				score2 = (scoreSum - score1) / 2;
				score3 = scoreSum - score1 - score2;
				if (score1 >= p || score2 >= p || score3 >= p) {
					maxCount++;
					continue;
				}
				else {
					if ((S > 0) && (scoreSum > 0)) {
						if (scoreSum < (3*p-4)) {
							//Minimum total points required for to get at least 1 "best result"
							continue;
						}
						
						while ((Math.abs(score1 - score2) < 3) && (Math.abs(score1 - score3) < 3) && (Math.abs(score2 - score3) < 3)) {
							if (score1 >= score2 && score1 >= score3) {
								if (score2 >= score3) {
									if ((score1 + 1) - (score2 - 1) < 3) {
										score1++;
										score2--;
									}
								}
								else {
									if ((score1 + 1) - (score3 - 1) < 3) {
										score1++;
										score3--;
									}
								}
							}
							else if (score2 >= score1 && score2 >= score3) {
								if (score1 >= score3) {
									if ((score2 + 1) - (score1 - 1) < 3) {
										score2++;
										score1--;
									}
								}
								else {
									if ((score2 + 1) - (score3 - 1) < 3) {
										score2++;
										score3--;
									}
								}
							}
							else if (score3 >= score1 && score3 >= score2) {
								if (score1 >= score2) {
									if ((score3 + 1) - (score1 - 1) < 3) {
										score3++;
										score1--;
									}
								}
								else {
									if ((score3 + 1) - (score2 - 1) < 3) {
										score3++;
										score2--;
									}
								}
							}
							
							if (score1 >= p || score2 >= p || score3 >= p) {
								maxCount++;
								S--;
								break;
							}
						}
						
					}
				}
				
			}
			
			try {
				out.write("Case #"+(i+1)+": "+maxCount+'\n');
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		try {
			out.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}	

	}

}
