1502. Can Make Arithmetic Progression From Sequence 链接到标题 判断是否可以组成等差数列，将数组排序后，比较两两数字差是否一致。class Solution: def canMakeArithmeticProgression(self, arr: List[int]) -> bool: if len(arr) == 2: return True arr.sort(reverse=True) diff = arr[0] - arr[1] pre = arr[1] for i in arr[2:]: if pre - i != diff: ret……