1108. Defanging an IP Address
String, AMateList ·Problem Statement
link: LeetCode.cn LeetCode Given a valid (IPv4) IP address, return a defanged version of that IP address.
A defanged IP address replaces every period “.” with “[.]”.
Example:
Input: address = "1.1.1.1"
Output: "1[.]1[.]1[.]1"
Input: address = "255.100.50.0"
Output: "255[.]100[.]50[.]0"
Constraints: The given address is a valid IPv4 address.
Solution Approach
Algorithm
Implement
def defangIPaddr(self, address: str) -> str:
return address.replace('.','[.]')