Question

How to rotate a number to the right by N bits using bit operation in Python

Answer 1

def rotate_right(num, n):
    return (num >> n) | (num << (32 - n)) & 0xFFFFFFFF

num = 16 
print(bin(num)[2:].zfill(8))

num = rotate_right(num, 2)
print(bin(num)[2:].zfill(8))
print(num)




'''
run:

00010000
00000100
4

'''

 

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