题解 | 简化目录路径
简化目录路径
https://www.nowcoder.com/practice/3177bcbfd947409ba833efb5a5b4a24c
#
# 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
#
#
# @param path string字符串
# @return string字符串
#
class Solution:
def simplifyPath(self , path: str) -> str:
# write code here
stack = []
path = path.split("/")
for ch in path:
if ch == "." or ch == "":
continue
elif ch == "..":
if stack:
stack.pop()
else:
stack.append(ch)
return "/" + "/".join(stack)
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