2025-08-22 20:27:37 +0300 MSK

class Solution:
    def isArraySpecial(self, nums: List[int]) -> bool:
        for i in range(1, len(nums)):
            cur, prev = nums[i] % 2 == 0, nums[i - 1] % 2 == 0
            if cur == prev:
                return False
        return True