# Functions
MakeComputer initializes a new comp.
MakeGame returns an instance of a Game struct.
# Structs
Game stores the screen appearance of the game.
Intcode is an OOP approach *************************************************
MakeComputer is equivalent to the constructor
Step takes in an input int and updates properties in the computer:
- InstructionIndex: where to read the next instruction from
- LastOutput, what the last opcode 4 outputted
- PuzzleIndex based if the last instruction modified the puzzle at all
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