Add code for 2015 advent that I did historically.

day_2/info.md

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+https://adventofcode.com/2015/day/2
+
+`2*l*w + 2*w*h + 2*h*l + min(l*w, w*h, h*l)`

day_2/part_1.ts

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+// @ts-ignore
+import { readFileSync } from "fs";
+
+
+let data: string = readFileSync("input", "utf-8");
+
+let surface_area_sum: number = 0;
+
+for (var dimensions of data.split("\n")) {
+	let dimension_array: string[] = dimensions.split("x");
+
+	let l: number = parseInt(dimension_array[0]),
+		w: number = parseInt(dimension_array[1]),
+		h: number = parseInt(dimension_array[2]);
+
+	let surface_area: number = (2*l*w + 2*l*h + 2*h*w + Math.min(l*w, l*h, h*w));
+
+	surface_area_sum = surface_area_sum + surface_area;
+};
+
+console.log(`Total Surface Area Needed Of Wrapping Paper: ${surface_area_sum}`);

day_2/part_2.py

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+ribbon_sum = 0
+
+
+with open("input", "r") as data:
+
+
+	for line in data:
+		dimensions = line.split("x")
+		l, w, h = [int(x) for x in dimensions]
+
+		min_perimeter = min(l+l+w+w, l+l+h+h, h+h+w+w)
+		volume = l * w * h
+
+		ribbon_sum += min_perimeter + volume
+
+print(ribbon_sum)

day_2/part_2.ts

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+// @ts-ignore
+import { readFileSync } from "fs";
+
+
+let data: string = readFileSync("input", "utf-8");
+
+
+let ribbon_sum: number = 0;
+
+for (var line of data.split(`\n`)) {
+	let dimensions: string[] = line.split("x", 3);
+
+	let l = parseInt(dimensions[0]);
+	let w = parseInt(dimensions[1]);
+	let h = parseInt(dimensions[2]);
+
+	let min_perimeter: number = Math.min(
+		l+l+w+w,
+		l+l+h+h,
+		w+w+h+h
+	);
+
+	let volume: number = l * w * h;
+
+	ribbon_sum = ribbon_sum + min_perimeter + volume;
+};
+
+
+console.log(`Ribbon Length Needed: ${ribbon_sum}`);