export function randomSeed() { return Math.floor(Math.random() * 2 ** 31); } export class Random { constructor(seed) { this.seed = seed; } next() { if (this.seed) { return ((2 ** 31 - 1) & (this.seed = Math.imul(48271, this.seed))) / 2 ** 31; } else { return Math.random(); } } }