Find the Longest Common Prefix Using Python

The challenge Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string “”. Example 1: Input: [“flower”,”flow”,”flight”] Output: “fl” Example 2: Input: [“dog”,”racecar”,”car… Read more

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Abstract Classes in Python

Abstract Class is a very important concept of object-oriented programming. It is a good practice of DRY (Don’t Repeat Yourself) principle. In a large project, code duplication is approximately equal… (more…)

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