數(shù)據(jù)結(jié)構(gòu)類型:棧
時間復(fù)雜度:O(N)文章來源:http://www.zghlxwxcb.cn/news/detail-809648.html
空間復(fù)雜度:O(N)文章來源地址http://www.zghlxwxcb.cn/news/detail-809648.html
代碼實(shí)現(xiàn):
class Solution:
def largestRectangleArea(self, heights: List[int]) -> int:
stack = []
area = 0
for i in range(len(heights)):
index = i
while stack and stack[-1][1] > heights[i]:
last_i, last_h = stack.pop()
index = last_i
area = max(area, last_h * (i - last_i))
stack.append([index, heights[i]])
for i, h in stack:
area = max(area, (len(heights) - i) * h)
return area
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