#1524Easy#55 in Bloomberg's list· asked at 8 companies
Power of Two
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What we know
Example 1
Input: n = 1 Output: true
2^0 = 1.
Example 2
Input: n = 16 Output: true
Example 3
Input: n = 3 Output: false
Constraints
- •
-2^31 <= n <= 2^31 - 1 - •
nis a signed 32-bit integer.