# 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 # # max water # @param arr int整型一维数组 the array # @return long长整型 # class Solution: def maxWater(self , arr: List[int]) -> int: # write code here l = 0 r= len(arr)-1 count = 0 minl = arr[l] minr = arr[r] while l<r: if minl<minr: l+=1 if arr[l]<minl: count+=minl-arr[l] elif arr[l]>minl: minl = arr[l] else: r-=1 if arr[r]<minr: count+=minr-arr[r] elif arr[r]>minr: minr = arr[r] return count