Commit 1b48d91

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Solve 2023 day 1 part 1

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	`1`	`+const fs = require("node:fs");`
	`2`	`+`
	`3`	`+const input = fs`
	`4`	`+ .readFileSync("../input.txt", "utf8")`
	`5`	`+ .split("\n")`
	`6`	`+ .filter((line) => line !== "");`
	`7`	`+`
	`8`	`+const isDigit = (x) => /\d/.test(x);`
	`9`	`+`
	`10`	`+const part1 = (lines) => {`
	`11`	`+ const digits = lines.map((line) => line.split("").filter(isDigit));`
	`12`	`+ return digits`
	`13`	`+ .map((line) => Number.parseInt(line[0] + line[line.length - 1]), 10)`
	`14`	`+ .reduce((acc, curr) => acc + curr, 0);`
	`15`	`+};`
	`16`	`+`
	`17`	`+console.log(part1(input));`

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