import { open } from 'node:fs/promises';


const file = await open('./2025/inputs/1');
let angle = 50
let count = 0
for await (const line of file.readLines()) {
    const prefix = line[0]
    const sign = (prefix == "L") ? -1 : 1
    const value = Number(line.slice(1)) * sign
    angle += value
    if (angle < 0) {
        angle += 100
    }
    angle %= 100
    if (angle == 0) {
        count++
    }
}
console.log(count)