public class Solution extends Object
693 - Binary Number with Alternating Bits.
Easy
Given a positive integer, check whether it has alternating bits: namely, if two adjacent bits will always have different values.
Example 1:
Input: n = 5
Output: true
Explanation: The binary representation of 5 is: 101
Example 2:
Input: n = 7
Output: false
Explanation: The binary representation of 7 is: 111.
Example 3:
Input: n = 11
Output: false
Explanation: The binary representation of 11 is: 1011.
Constraints:
1 <= n <= 231 - 1
Constructor and Description |
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Solution() |
Modifier and Type | Method and Description |
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boolean |
hasAlternatingBits(int n) |
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