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Cross Program Invocations

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Content Objectives Progress

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Objectives

By the end of this lesson, you'll be able to:

Explain Cross-Program Invocations (CPIs)
Describe how to construct and use CPIs
Explain how a program provides a signature for a PDA
Avoid common pitfalls and troubleshoot common errors associated with CPIs

Progress

Program Derived Addresses

Lab: Use PDAs to store comments for the movie reviews program

Cross Program Invocations

Lab: Use CPIs to mint token rewards for reviews and comments

Program Testing

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