Sha256: 97d20301ee429848ad9cabb84bea83e44e2fb7b1a8c0c0187069489702b805d4
Contents?: true
Size: 1.02 KB
Versions: 396
Compression:
Stored size: 1.02 KB
Contents
export default class Triplet {
constructor(a, b, c) {
this.a = a;
this.b = b;
this.c = c;
}
isPythagorean() {
return this.a * this.a + this.b * this.b === this.c * this.c;
}
sum() {
return this.a + this.b + this.c;
}
product() {
return this.a * this.b * this.c;
}
static where(conditions) {
return new Triplets(conditions).toArray();
}
}
class Triplets {
constructor(conditions) {
this.min = conditions.minFactor || 1;
this.max = conditions.maxFactor;
this.sum = conditions.sum;
}
toArray() {
let triplet;
const triplets = [];
for (let a = this.min; a < this.max - 1; a++) {
for (let b = a + 1; b < this.max; b++) {
for (let c = b + 1; c <= this.max; c++) {
triplet = new Triplet(a, b, c);
if (this.isDesired(triplet)) {
triplets.push(triplet);
}
}
}
}
return triplets;
}
isDesired(triplet) {
return triplet.isPythagorean() && (!this.sum || triplet.sum() === this.sum);
}
}
Version data entries
396 entries across 396 versions & 1 rubygems