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Find Rightmost Set Bit of a Number

Problem
Examples
Example 1
Example 2
Example 3
Example 4
Solution
Method 1 — Extract mask using n & -n (recommended)
Intuition
Approach
Code
Complexity
Method 2 — Right-shift scan
Intuition
Approach
Code
Complexity
Method 3 — Using logarithm on the isolated mask (not recommended)
Intuition
Approach
Code
Complexity
Notes & References

Similar Problems

Find Position of the only Set BitEasy
Find Rightmost Unset Bit of a NumberEasy
Isolate the rightmost 1-bitEasy

Related Tags

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Find Position of the only Set BitEasy Find Rightmost Unset Bit of a NumberEasy Isolate the rightmost 1-bitEasy

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