🌵71. Simplify Path
https://leetcode.com/problems/simplify-path/
js
/**
* @param {string} path
* @return {string}
*/
var simplifyPath = function(path) {
path = path.substring(1).split('/')
var result = []
for (let p of path) {
if (!p || p === '.') {
continue
} else if (p === '..') {
result.pop()
} else {
result.push(p)
}
}
return '/' + result.join('/')
}py
class Solution(object):
def simplifyPath(self, path):
"""
:type path: str
:rtype: str
"""
path = path[1:].split('/')
result = []
for p in path:
if not p or p == '.':
continue
elif p == '..':
if len(result):
result.pop()
else:
result.append(p)
return '/' + '/'.join(result)