aoc/aoc_2023/day-06/part_1.ts
2023-12-05 22:13:08 -07:00

59 lines
1.2 KiB
TypeScript

export const main = async (lines: string[]): Promise<number | string> => {
const times = lines[0]
.split(":")
.at(1)!
.split(" ")
.filter((x) => x)
.map((x) => parseInt(x));
const distances = lines[1]
.split(":")
.at(1)!
.split(" ")
.filter((x) => x)
.map((x) => parseInt(x));
console.log(times, distances);
let prod = 1;
for (let i = 0; i < distances.length; i++) {
const [time, record] = [times[i], distances[i]];
let winTimes = 0;
for (
let buttonPressLength = 0;
buttonPressLength <= time;
buttonPressLength++
) {
const timeTraveled = time - buttonPressLength;
const totalDistance = buttonPressLength * timeTraveled;
if (totalDistance > record) winTimes++;
}
prod *= winTimes;
}
return prod;
};
//
const isrun = process.argv.length > 1 && process.argv[1] === import.meta.path;
if (isrun) {
const file = Bun.file("./problem.txt");
const text = await file.text();
const lines = text.split("\n").filter((x) => x && x.length);
console.log("=== COMPUTATION ===\n");
const answer = await main(lines);
console.log("\n=== /COMPUTATION ===\n");
console.log("=== ANSWER TO P1 ===");
console.log(answer);
}