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hello-algo/codes/python/chapter_greedy/max_capacity.py

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"""
File: max_capacity.py
Created Time: 2023-07-21
Author: Krahets (krahets@163.com)
"""
def max_capacity(ht: list[int]) -> int:
"""最大容量:贪心"""
# 初始化 i, j 分列数组两端
i, j = 0, len(ht) - 1
# 初始最大容量为 0
res = 0
# 循环贪心选择,直至两板相遇
while i < j:
# 更新最大容量
cap = min(ht[i], ht[j]) * (j - i)
res = max(res, cap)
# 向内移动短板
if ht[i] < ht[j]:
i += 1
else:
j -= 1
return res
"""Driver Code"""
if __name__ == "__main__":
ht = [3, 8, 5, 2, 7, 7, 3, 4]
# 贪心算法
res = max_capacity(ht)
print(f"最大容量为 {res}")