package template;

import java.util.ArrayList;
import java.util.Map;
import java.util.HashMap;

public class TestCase {

    private boolean isSolved;
    private Object solution;
    private Map<String, Integer> intProperties;
    private Map<String, ArrayList<Integer>> intArrayProperties;
    private Map<String, ArrayList<ArrayList<Integer>>> intArray2DProperties;
    private Map<String, Double> doubleProperties;
    private Map<String, ArrayList<Double>> doubleArrayProperties;
    private Map<String, ArrayList<ArrayList<Double>>> doubleArray2DProperties;
    private Map<String, String> stringProperties;
    private Map<String, ArrayList<String>> stringArrayProperties;
    private Map<String, ArrayList<ArrayList<String>>> stringArray2DProperties;
    private Map<String, Boolean> booleanProperties;
    private Map<String, ArrayList<Boolean>> booleanArrayProperties;
    private Map<String, ArrayList<ArrayList<Boolean>>> booleanArray2DProperties;
    private Map<String, Long> longProperties;
    private Map<String, ArrayList<Long>> longArrayProperties;
    private Map<String, ArrayList<ArrayList<Long>>> longArray2DProperties;
    private int ref;
    private double time;

    public TestCase() {
        initialise();
    }

    private void initialise() {
        isSolved = false;
        intProperties = new HashMap<>();
        intArrayProperties = new HashMap<>();
        intArray2DProperties = new HashMap<>();
        doubleProperties = new HashMap<>();
        doubleArrayProperties = new HashMap<>();
        doubleArray2DProperties = new HashMap<>();
        stringProperties = new HashMap<>();
        stringArrayProperties = new HashMap<>();
        stringArray2DProperties = new HashMap<>();
        booleanProperties = new HashMap<>();
        booleanArrayProperties = new HashMap<>();
        booleanArray2DProperties = new HashMap<>();
        longProperties = new HashMap<>();
        longArrayProperties = new HashMap<>();
        longArray2DProperties = new HashMap<>();
        ref = 0;
    }

    public void setSolution(Object o) {
        solution = o;
        isSolved = true;
    }
    
    public Object getSolution() {
        if (!isSolved) {
            Utils.die("getSolution on unsolved testcase");
        }

        return solution;
    }

    public void setRef(int i) {
        ref = i;
    }
    public int getRef() {
        return ref;
    }

    public void setTime(double d) {
        time = d;
    }
    public double getTime() {
        return time;
    }
    
    public void setInteger(String s, Integer i) {
        intProperties.put(s, i);
    }
    
    public Integer getInteger(String s) {
        return intProperties.get(s);
    }

    public void setIntegerList(String s, ArrayList<Integer> l) {
        intArrayProperties.put(s, l);
    }

    public void setIntegerMatrix(String s, ArrayList<ArrayList<Integer>> l) {
        intArray2DProperties.put(s, l);
    }

    public ArrayList<Integer> getIntegerList(String s) {
        return intArrayProperties.get(s);
    }

    public Integer getIntegerListItem(String s, int i) {
        return intArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Integer>> getIntegerMatrix(String s) {
        return intArray2DProperties.get(s);
    }
    
    public ArrayList<Integer> getIntegerMatrixRow(String s, int row) {
        return intArray2DProperties.get(s).get(row);
    }
    
    public Integer getIntegerMatrixItem(String s, int row, int column) {
        return intArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Integer> getIntegerMatrixColumn(String s, int column) {
        ArrayList<Integer> out = new ArrayList();
        
        for(ArrayList<Integer> row : intArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }


    public void setDouble(String s, Double i) {
        doubleProperties.put(s, i);
    }
    
    public Double getDouble(String s) {
        return doubleProperties.get(s);
    }

    public void setDoubleList(String s, ArrayList<Double> l) {
        doubleArrayProperties.put(s, l);
    }

    public void setDoubleMatrix(String s, ArrayList<ArrayList<Double>> l) {
        doubleArray2DProperties.put(s, l);
    }

    public ArrayList<Double> getDoubleList(String s) {
        return doubleArrayProperties.get(s);
    }

    public Double getDoubleListItem(String s, int i) {
        return doubleArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Double>> getDoubleMatrix(String s) {
        return doubleArray2DProperties.get(s);
    }
    
    public ArrayList<Double> getDoubleMatrixRow(String s, int row) {
        return doubleArray2DProperties.get(s).get(row);
    }
    
    public Double getDoubleMatrixItem(String s, int row, int column) {
        return doubleArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Double> getDoubleMatrixColumn(String s, int column) {
        ArrayList<Double> out = new ArrayList();
        
        for(ArrayList<Double> row : doubleArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    
    public void setString(String s, String t) {
        stringProperties.put(s, t);
    }
    
    public String getString(String s) {
        return stringProperties.get(s);
    }

    public void setStringList(String s, ArrayList<String> l) {
        stringArrayProperties.put(s, l);
    }

    public void setStringMatrix(String s, ArrayList<ArrayList<String>> l) {
        stringArray2DProperties.put(s, l);
    }

    public ArrayList<String> getStringList(String s) {
        return stringArrayProperties.get(s);
    }

    public String getStringListItem(String s, int i) {
        return stringArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<String>> getStringMatrix(String s) {
        return stringArray2DProperties.get(s);
    }
    
    public ArrayList<String> getStringMatrixRow(String s, int row) {
        return stringArray2DProperties.get(s).get(row);
    }
    
    public String getStringMatrixItem(String s, int row, int column) {
        return stringArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<String> getStringMatrixColumn(String s, int column) {
        ArrayList<String> out = new ArrayList();
        
        for(ArrayList<String> row : stringArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    
    public void setBoolean(String s, Boolean b) {
        booleanProperties.put(s, b);
    }
    
    public Boolean getBoolean(String s) {
        return booleanProperties.get(s);
    }

    public void setBooleanList(String s, ArrayList<Boolean> l) {
        booleanArrayProperties.put(s, l);
    }

    public void setBooleanMatrix(String s, ArrayList<ArrayList<Boolean>> l) {
        booleanArray2DProperties.put(s, l);
    }

    public ArrayList<Boolean> getBooleanList(String s) {
        return booleanArrayProperties.get(s);
    }

    public Boolean getBooleanListItem(String s, int i) {
        return booleanArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Boolean>> getBooleanMatrix(String s) {
        return booleanArray2DProperties.get(s);
    }
    
    public ArrayList<Boolean> getBooleanMatrixRow(String s, int row) {
        return booleanArray2DProperties.get(s).get(row);
    }
    
    public Boolean getBooleanMatrixItem(String s, int row, int column) {
        return booleanArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Boolean> getBooleanMatrixColumn(String s, int column) {
        ArrayList<Boolean> out = new ArrayList();
        
        for(ArrayList<Boolean> row : booleanArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    public void setLong(String s, Long b) {
        longProperties.put(s, b);
    }
    
    public Long getLong(String s) {
        return longProperties.get(s);
    }

    public void setLongList(String s, ArrayList<Long> l) {
        longArrayProperties.put(s, l);
    }

    public void setLongMatrix(String s, ArrayList<ArrayList<Long>> l) {
        longArray2DProperties.put(s, l);
    }

    public ArrayList<Long> getLongList(String s) {
        return longArrayProperties.get(s);
    }

    public Long getLongListItem(String s, int i) {
        return longArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Long>> getLongMatrix(String s) {
        return longArray2DProperties.get(s);
    }
    
    public ArrayList<Long> getLongMatrixRow(String s, int row) {
        return longArray2DProperties.get(s).get(row);
    }
    
    public Long getLongMatrixItem(String s, int row, int column) {
        return longArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Long> getLongMatrixColumn(String s, int column) {
        ArrayList<Long> out = new ArrayList();
        
        for(ArrayList<Long> row : longArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    

    


}

import java.io.BufferedReader;
import java.io.File;
import java.util.StringTokenizer;
import java.io.FileReader;
public class B {

	/**
	 * @param args
	 */
	public static void main(String[] args)  throws Exception {
		BufferedReader reader = null;
		String fileName = "B-small-attempt0.in";
		String outputFileName=fileName.replace(".in", ".out");
		reader=new BufferedReader(new FileReader(fileName));
		File outFile=new File(outputFileName);
		outFile.createNewFile();
		int T = Integer.parseInt(reader.readLine());
		for (int i = 1; i <=T; i++) {
			StringTokenizer token=new StringTokenizer(reader.readLine()," ");
			int n=Integer.parseInt(token.nextToken());
			int s=Integer.parseInt(token.nextToken());
			int p=Integer.parseInt(token.nextToken());
			int[] t=new int[n];
			Score[] ns=new Score[n];//not surprising
			Score[] ss=new Score[n];//surprising
			for(int j=0;j<n;j++){
				t[j]=Integer.parseInt(token.nextToken());
				int avg=t[j]/3;
				int reminder=t[j]%3;
				if(reminder==0){
					Score ts1=new Score();
					Score ts2=new Score();
					ts1.s1=avg;
					ts1.s2=avg;
					ts1.s3=avg;
					ns[j]=ts1;
					if(avg==0){
						ss[j]=ns[j];
					}else{
						ts2.s1=avg-1;
						ts2.s2=avg;
						ts2.s3=avg+1;
						ss[j]=ts2;
					}
				}else if(reminder==1){
					Score ts1=new Score();
					Score ts2=new Score();
					ts1.s1=avg+1;
					ts1.s2=avg+1;
					ts1.s3=avg-1;
					ss[j]=ts1;
					ts2.s1=avg;
					ts2.s2=avg;
					ts2.s3=avg+1;
					ns[j]=ts2;
				} else if(reminder==2){
					Score ts1=new Score();
					Score ts2=new Score();
					ts1.s1=avg;
					ts1.s2=avg;
					ts1.s3=avg+2;
					ss[j]=ts1;
					ts2.s1=avg;
					ts2.s2=avg+1;
					ts2.s3=avg+1;
					ns[j]=ts2;
				} 
			}
			
//			System.out.println("Case #"+i+": "+(k+1)+" "+(m+1));
			count=0;
//			System.out.println("n="+n+" s="+s+" p="+p);
			execute(ns,ss,n,s,p);	
			System.out.println("Case #"+i+": "+count);
		}

	}
	static int count=0;
	private static void action(Score[] ns,Score[] ss,int p,int[] index){
		int count=0;
		boolean s[]=new boolean[ns.length];
		for(int i=0;i<index.length;i++){
			s[index[i]]=true;
		}
		for(int i=0;i<s.length;i++){
			Score so=null;
			if(s[i]){
				so=ss[i];
			}else{
				so=ns[i];
			}
			if(so.max()>=p){
				count++;
			}
//			System.out.println(so.toString());
		}
		B.count=Math.max(B.count, count);
	}
    public static void execute(Score[] ns,Score[] ss,int n,int r,int p) {   
    	if(r==0){
    		action(ns,ss,p,new int[0]);
    		return;
    	}
        int i = 0, j;   
        int[] a = new int[n];   
        a[i] = 0;   
        while (true) {   
            if ((a[i] - i) <= (n - r)) {   
                if (i == (r - 1)) {   
                    int[] index = new int[r];   
                    for (j = 0; j < r; j++) {   
                        index[j] = a[j];   
                    }   
                    action(ns,ss,p,index);   
                    a[i] = a[i] + 1;   
                    continue;   
                }   
                i++;   
                a[i] = a[i - 1] + 1;   
            } else {   
                if (i == 0) {   
                    break;   
                }   
                i--;   
                a[i]++;   
            }   
        }
    }   
	
}
class Score{
	int s1;
	int s2;
	int s3;
	int p;
	boolean isSurprising(){
		if(Math.abs(s1-s2)>=2 || Math.abs(s1-s3)>=2 || Math.abs(s2-s3)>=2){
			return true;
		}
		return false;
	}
	public String toString(){
		return s1+","+s2+","+s3;
	}
	public int max(){
		return Math.max(Math.max(s1, s2),s3);
	}
}