Python Day 29: Bitwise AND

Given set S={1, 2, 3,..., N}. Find two integers, A and B (where A

  1. #!/bin/python3
  2. import math
  3. import os
  4. import random
  5. import re
  6. import sys
  7. T = int(input().strip())
  8. for _ in range(T):
  9. n , k = map(int , input().split())
  10. print(k-1 if ((k-1) | k) <= n else k-2)
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