JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - LeetCode Example Solution - Trapping Rainwater

The video tutorial explains how to write a function to calculate the maximum amount of rainwater that can be trapped between bars of different heights. It covers setting up the function, iterating through the array to calculate max left and max right values, and using these to determine the trapped water. The tutorial includes detailed logging and debugging steps to help understand the process, culminating in a solution verification.

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