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In 2023, applicants were tasked with creating a Swift Playgrounds app project on the topic of your choice to showcase their passion for coding. Here’s how Rival describes his winning submission.

After many attempts and ideas, I came up with a game idea called "Matrix Mania". The goal of this game is that players must match the values from the matrix below with the values from the matrix above. The game will run by pressing the matrix box below with some game rules. The first game rule is that if the player presses a number in the box, this will increase the value of that box along with the value of the adjacent boxes (left, right, up, down) by 1.