Advent of Code 2020 - Roblox Lua - Day 1

day1-puzzle1.lua

local module = {}

local Puzzle1Input = require(script.Parent.Puzzle1Input)
local LuaFP = require(script.Parent.Parent.LuaFP)
local map, reduce = LuaFP.collection.map, LuaFP.collection.reduce

function module.main()
	print("Day 1, Puzzle 1")
	
	local input = Puzzle1Input.input()
	local parsed = string.split(input, '\n')
	local targetValue = 2020
	local numbers = map(
		tonumber,
		parsed
	)
	local nums = reduce(
		function(acc, number)
			local secondNumberAdded = reduce(
				function(secondAcc, secondNumber)
					if secondAcc.done == true then
						return secondAcc
					end
					if secondNumber + number == targetValue then
						return { first = number, second = secondNumber, done = true }
					end
					return secondAcc
				end,
				{done = false},
				numbers
			)
			if secondNumberAdded.done == true then
				return secondNumberAdded
			end
			return acc
		end,
		{},
		numbers
	)
	local multipledResult = nums.first * nums.second
	print("fisrt:", nums.first, "second:", nums.second)
	print("multipledResult:", multipledResult)
	
	workspace.Day1Wall.Day1SurfaceGui.Puzzle1TextLabel.Text = "First: " .. tostring(nums.first) .. "\nSecond: " .. tostring(nums.second) .. "\nResult: " .. tostring(multipledResult)
end

return module

day1-puzzle2.lua

local module = {}

local Puzzle1Input = require(script.Parent.Puzzle1Input)
local LuaFP = require(script.Parent.Parent.LuaFP)
local map, reduce = LuaFP.collection.map, LuaFP.collection.reduce

function module.main()
	print("Day 1 Puzzle 2")

	local input = Puzzle1Input.input()
	local parsed = string.split(input, '\n')
	local targetValue = 2020
	local numbers = map(
		tonumber,
		parsed
	)
	local nums = reduce(
		function(acc, number)
			return reduce(
				function(secondAcc, secondNumber)
					return reduce(
						function(thirdAcc, thirdNumber)
							if thirdAcc.done == true then
								return thirdAcc
							end
							if thirdNumber + secondNumber + number == targetValue then
								return { first = number, second = secondNumber, third = thirdNumber, done = true }
							end
							return thirdAcc
						end,
						secondAcc,
						numbers
					)
				end,
				acc,
				numbers
			)
		end,
		{},
		numbers
	)
	print("fisrt:", nums.first, "second:", nums.second, "third:", nums.third)
	local multipledResult = nums.first * nums.second * nums.third
	
	print("multipledResult:", multipledResult)
	workspace.Day1Wall.Day1SurfaceGui.Puzzle2TextLabel.Text = "First: " .. tostring(nums.first) .. "\nSecond: " .. tostring(nums.second) .. "\nThird:" .. tostring(nums.third) .. "\nResult: " .. tostring(multipledResult)
end

return module