Leetcode 1878 Solution

This article provides solution to leetcode question 1878 (check-if-array-is-sorted-and-rotated)
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https://leetcode.com/problems/check-if-array-is-sorted-and-rotated

Solution

class Solution:
    def check(self, nums: List[int]) -> bool:
        if len(nums) == 1:
            return True

        state = 0

        for i in range(1, len(nums)):
            if nums[i - 1] > nums[i]:
                if state == 1:
                    return False
                else:
                    state = 1

        if state == 0:
            return True
        else:
            return nums[0] >= nums[-1]