Sha256: 6c55c2a7b29205ff77569f71cddccd60bd6571aeebe74422c0aaf549be5d00ee
Contents?: true
Size: 1.34 KB
Versions: 120
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Stored size: 1.34 KB
Contents
export default class Triplet {
a: number
b: number
c: number
constructor(a: number, b: number, c: number) {
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(maxFactor: number, minFactor?: number, sum?: number) {
return new Triplets(maxFactor, minFactor, sum).toArray()
}
}
class Triplets {
min: number
max: number
sum?: number
constructor(maxFactor: number, minFactor: number = 1, sum?: number) {
this.max = maxFactor
this.min = minFactor
this.sum = sum
}
toArray() {
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++) {
const triplet = new Triplet(a, b, c)
if (this.isDesired(triplet)) {
triplets.push(triplet)
}
}
}
}
return triplets
}
isDesired(triplet: Triplet) {
return triplet.isPythagorean() && (!this.sum || triplet.sum() === this.sum)
}
}
Version data entries
120 entries across 120 versions & 1 rubygems