The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts - Exercise - Strengthen Your Understa

The video tutorial guides viewers on modifying function X to return 25 without altering the state variable's data. The task involves understanding constraints and applying a hint provided to achieve the desired outcome. Viewers are encouraged to pause the video to attempt the exercise before reviewing the solution together.

What is the main requirement for function X as described in the text?

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What should the function return when there is no data?

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What should not change when modifying function X?

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What is the hint provided for modifying function X?

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What is the final instruction given to the viewer regarding the exercise?

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