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Bits

Print binary representation of a decimal number

April 14, 2023 · 4 min · TagsList of tags for the post  ctci ·  bits ·  Last updated: Aug 2, 2025

Subsets 1

Repeated DNA Sequences

Add Binary Strings

Single Number 1 - All elements except one occur twice

Reverse String

Find missing integer in an array with only access to jth bit of elements

November 30, 2022 · 3 min · TagsList of tags for the post  ctci ·  integer ·  bits ·  Last updated: Sep 30, 2025

Single Number 3 - All elements except two occur twice

Explain (n & (n-1)) == 0

August 23, 2022 · 1 min · TagsList of tags for the post  ctci ·  bits ·  Last updated: Sep 30, 2025

Power of Two

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