• + 4 comments

    My Answer is :

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int t = in.nextInt();
        for(int a0 = 0; a0 < t; a0++){
            int n = in.nextInt();
            int k = in.nextInt();  
            int finalResult = 0;
            for(int i = 1; i < n ; i++){
                for(int j = i+1; j <= n ; j++){
                    int amp = i&j;
                    if(amp < k && amp > finalResult)
                        finalResult = amp;                    
                } 
            } 
            System.out.println(finalResult);
        }
    }