1108.DefanginganIPAddress(replace).py

"""
    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"

    Constraints:
        - The given address is a valid IPv4 address.
"""
#Difficulty: Easy
#62 / 62 test cases passed.
#Runtime: 28 ms
#Memory Usage: 13.6 MB

#Runtime: 28 ms, faster than 72.89% of Python3 online submissions for Defanging an IP Address.
#Memory Usage: 13.6 MB, less than 100.00% of Python3 online submissions for Defanging an IP Address.

class Solution:
    def defangIPaddr(self, address: str) -> str:
        return address.replace('.', '[.]')