import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.util.*;
public class B {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(new File("B.in"));
		PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("B.out")));
		int C = sc.nextInt();
		for(int i=1;i<=C;i++){
			int N = sc.nextInt();
			int S = sc.nextInt();
			int B = sc.nextInt();
			boolean[] pass = new boolean[N];
			boolean[] wierd = new boolean[N];
			troll:for(int a=0;a<N;a++){
				int P = sc.nextInt();
				for(int b=0;b<=10;b++){
					for(int c=b-2;c<=b+2;c++){
						if(c>10||c<0)continue;
						for(int d=b-2;d<=b+2;d++){
							
							if(d>10||d<0)continue;
							if(b+c+d!=P)continue;
							int small = Math.min(Math.min(b,c),d);
							int big = Math.max(Math.max(b,c),d);
						//	System.out.println(b+" "+c+" "+d);
							if(big>=B){
								if(big-small==2){
									
								//	System.out.println(b+" "+c+" "+d);
									wierd[a]=true;
								}
								else if(big-small<2){
									pass[a]=true;
								//	System.out.println(b+" "+c+" "+d);
									continue troll;
								}
							}
						}
					}
				}
			}
		//	System.out.println(Arrays.toString(pass));
		//	System.out.println(Arrays.toString(wierd));
			int ans = 0;
			int used = 0;
			for(int a=0;a<N;a++){
				if(pass[a]){
					ans++;
					continue;
				}
				if(wierd[a]){
					if(used<S)ans++;
					used++;
				}
			}
			out.println("Case #"+i+": "+ans);
		}
		out.close();

	}

}
