Monk and his Friend
Practice
3.6 (156 votes)
Ad Hoc
Approved
Bit manipulation
Easy
Open
Problem
90% Success 17100 Attempts 20 Points 2s Time Limit 256MB Memory 1024 KB Max Code
Monk has a very good friend, Puchi. As weird as his name, are the games he plays.
One fine day, they decided to play a game to test how diverse their choices are. Both of them choose exactly one integer each. Monk chooses an integer M and Puchi chooses an integer P.
The diversity of their choices is defined as the number of bits whose status is different in the binary representation of M and P , i.e. , count of bits that are ,either set in M and unset in P or set in P and unset in M.
Find the answer to their game.
Input:
First line contains T. T test cases follow.
Each test case consists of 2 space-separated integers P and M.
Output:
Print the answer to each test case in a new line.
Constraints:
1 ≤ T ≤ 104
0 ≤ M, P ≤ 1016
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