Amazon Coding Interview Question | Leetcode 415 | Add Strings

In this video, we introduce how to solve the "Add Strings" question which is used by big tech companies like Google, Facebook, Amazon, Apple, Microsoft in coding interviews. We also cover how to behave during a coding interview, e.g. communication, testing, coding style, etc.

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[angelsancheese]

I did this in one line using python3 and got 86% runtime and 95% memory. return str(int(num1) + int(num2)) but it says I can't use built in functions...smh