You are given an integer array nums.
Return the length of the longest subsequence in nums whose bitwise XOR is non-zero. If no such subsequence exists, return 0.
Example 1:
Input: nums = [1,2,3]
Output: 2
Explanation:
One longest subsequence is [2, 3]. The bitwise XOR is computed as 2 XOR 3 = 1, which is non-zero.
Example 2:
Input: nums = [2,3,4]
Output: 3
Explanation:
The longest subsequence is [2, 3, 4]. The bitwise XOR is computed as 2 XOR 3 XOR 4 = 5, which is non-zero.
Constraints:
1 <= nums.length <= 1050 <= nums[i] <= 109