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Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | Home Page | Category: Computing | 894 Views, 23764 Search Bots | 78 Words
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Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | Home Page | Category: Computing | 894 Views, 23764 Search Bots | 78 Words
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Hi, here's your problem today. This problem was recently asked by Facebook:
Given a file path with folder names, '..' (Parent directory), and '.' (Current directory), return the shortest possible file path (Eliminate all the '..' and '.').
Example
Input: '/Users/Joma/Documents/../Desktop/./../'
Output: '/Users/Joma/'
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | Home Page | Cateogry: Computing | 894 Views, 23764 Search Bots | 78 Words Given a file path with folder names, '..' (Parent directory), and '.' (Current directory), return the shortest possible file path (Eliminate all the '..' and '.').
Example
Input: '/Users/Joma/Documents/../Desktop/./../'
Output: '/Users/Joma/'
def shortest_path(file_path):
# Fill this in.
print shortest_path('/Users/Joma/Documents/../Desktop/./../')
# /Users/Joma/
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