Leetcode - Number of 1 Bits (Python)

February 2021 Leetcode Challenge
Leetcode - Number of 1 Bits #191

[smartcontractalt]

Heres my solution:


ones = 0

while n:
ones += n & 1
n = n >> 1

return ones

[vvxyow]

Thanks a lot; really do appreciate your videos <3

[s.yirenkyi]

Thanks for breaking down the concepts in this video. At 1:29 on line 6, the binary number should be 1011. That had me confused for a bit.

[hotasandeep]

Thanks for solving the problem for us. Could you explain why did you take the 2nd position for the string ?