Python Day 29 : Bitwise AND | HackerRank 30 Days of Code Solutions


 Code:

#!/bin/python3

import math
import os
import random
import re
import sys


T = int(input().strip())
for _ in range(T):
    n , k = map(int , input().split())
    print(k-1 if ((k-1) | k) <= n else k-2)
    

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