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Defanging an IP Address | LeetCode | C++ Solution | Easy Explanation

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May 10, 2026
4:56

Problem Name: Defanging an IP Address (LeetCode) In this video, I solved the Defanging an IP Address problem using C++ with an easy step-by-step explanation. πŸ“Œ Problem Statement: Given a valid IP address, return a defanged version of that IP address. A defanged IP address replaces every "." with "[.]". πŸ“Œ Example: Input: "1.1.1.1" Output: "1[.]1[.]1[.]1" πŸ“Œ Approach Used: - Traverse the string character by character - If current character is a dot, replace it with "[.]" - Otherwise insert the character normally - Return the modified string πŸ“Œ STL Used: - string - push_back() πŸ“Œ Concepts Covered: - Strings - Traversal - Conditions - STL Functions - String Manipulation πŸ“Œ Time Complexity: O(n) πŸ“Œ Space Complexity: O(n) πŸ“Œ Language Used: C++ πŸ“Œ Features: βœ… Beginner Friendly βœ… Step-by-Step Explanation βœ… Easy C++ Solution βœ… Dry Run Included βœ… STL Used πŸ”— GitHub: https://github.com/amankumar1508 πŸ”— LinkedIn: / aman-kumar-067825379 πŸ”— Portfolio: https://aman-kumar-dev-portfolio.verc... πŸ”— LeetCode Profile: https://leetcode.com/u/OVzm6rcAP2/ #leetcode #cplusplus #cpp #dsa #coding #programming #string #leetcodecpp

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Defanging an IP Address | LeetCode | C++ Solution | Easy Explanation | NatokHD