#1740Medium#27 in Oracle's list· asked at 12 companies
Simplify Path
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What we know
Example 1
Input: path = "/home/" Output: "/home"
Example 2
Input: path = "/home//foo/" Output: "/home/foo"
Example 3
Input: path = "/home/user/Documents/../Pictures" Output: "/home/user/Pictures"
Constraints
- •
1 <= path.length <= 3000 - •
pathconsists of English letters, digits, period '.', slash '/' or '_'. - •
pathis a valid absolute Unix path.