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https://github.com/TheAlgorithms/JavaScript.git
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Merge branch 'TheAlgorithms:master' into master
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10
Conversions/MeterToFeetConversion.js
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10
Conversions/MeterToFeetConversion.js
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// Foot: https://en.wikipedia.org/wiki/Foot_(unit)
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const feetToMeter = (feet) => {
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return feet*0.3048;
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}
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const meterToFeet = (meter) => {
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return meter/0.3048;
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}
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export { feetToMeter, meterToFeet }
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13
Conversions/test/MeterToFeetConversion.test.js
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13
Conversions/test/MeterToFeetConversion.test.js
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import { meterToFeet, feetToMeter } from "../MeterToFeetConversion";
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describe('Testing conversion of Meter to Feet', () => {
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it('with feet value', () => {
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expect(meterToFeet(30.48)).toBe(100)
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})
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})
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describe('Testing conversion of Feet to Meter', () => {
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it('with feet value', () => {
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expect(feetToMeter(10)).toBe(3.048)
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})
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})
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@ -46,6 +46,7 @@
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* [HexToDecimal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/HexToDecimal.js)
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* [HexToDecimal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/HexToDecimal.js)
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* [HexToRGB](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/HexToRGB.js)
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* [HexToRGB](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/HexToRGB.js)
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* [LowerCaseConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/LowerCaseConversion.js)
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* [LowerCaseConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/LowerCaseConversion.js)
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* [MeterToFeetConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/MeterToFeetConversion.js)
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* [OctToDecimal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/OctToDecimal.js)
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* [OctToDecimal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/OctToDecimal.js)
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* [RailwayTimeConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/RailwayTimeConversion.js)
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* [RailwayTimeConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/RailwayTimeConversion.js)
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* [RgbHsvConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/RgbHsvConversion.js)
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* [RgbHsvConversion](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/RgbHsvConversion.js)
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@ -159,6 +160,7 @@
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* [FareyApproximation](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FareyApproximation.js)
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* [FareyApproximation](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FareyApproximation.js)
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* [FermatPrimalityTest](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FermatPrimalityTest.js)
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* [FermatPrimalityTest](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FermatPrimalityTest.js)
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* [Fibonacci](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Fibonacci.js)
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* [Fibonacci](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Fibonacci.js)
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* [FigurateNumber](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FigurateNumber.js)
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* [FindHcf](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FindHcf.js)
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* [FindHcf](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FindHcf.js)
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* [FindLcm](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FindLcm.js)
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* [FindLcm](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FindLcm.js)
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* [GetEuclidGCD](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/GetEuclidGCD.js)
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* [GetEuclidGCD](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/GetEuclidGCD.js)
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76
Maths/FigurateNumber.js
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76
Maths/FigurateNumber.js
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/**
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Problem Statment and Explanation :
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Triangular => https://en.wikipedia.org/wiki/Triangular_number
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Tetrahedral => https://en.wikipedia.org/wiki/Tetrahedral_number
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Pentatope => https://en.wikipedia.org/wiki/Pentatope_number
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Example:
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Triangular => (0, 1, 3, 6, 10, 15, 21, 28, 36, 45)
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Tetrahedral => (1, 4, 10, 20, 35, 56, 84, 120, 165,)
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Pentatope => (1, 5, 15, 35, 70, 126, 210, 330, 495)
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*/
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/**
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*
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* @param {*} number
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* @returns
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*/
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const isTriangular = (number) => {
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for (let i = 0; i <= number; i++) {
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if ((i * (i + 1)) / 2 === number) {
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return true
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} else if ((i * (i + 1)) / 2 > number) {
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return false
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}
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}
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return false
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}
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/**
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*
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* @param {*} number
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* @returns
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*/
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const isTetrahedral = (number) => {
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for (let i = 1; i <= number; i++) {
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if ((i * (i + 1) * (i + 2)) / 6 === number) {
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return true
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} else if ((i * (i + 1) * (i + 2)) / 6 > number) {
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return false
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}
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}
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return false
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}
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/**
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*
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* @param {*} number
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* @returns
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*/
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const isPentatope = (number) => {
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for (let i = 1; i <= number; i++) {
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if ((i * (i + 1) * (i + 2) * (i + 3)) / 24 === number) {
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return true
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} else if ((i * (i + 1) * (i + 2) * (i + 3)) / 24 > number) {
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return false
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}
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}
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return false
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}
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/**
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*
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* @param {*} number
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* @returns
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*/
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let checkAll = (number) => {
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return {
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isTriangular: isTriangular(number),
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isTetrahedral: isTetrahedral(number),
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isPentatope: isPentatope(number)
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}
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}
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export { isTriangular }
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export { isTetrahedral }
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export { isPentatope }
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export { checkAll }
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72
Maths/test/FigurateNumber.test.js
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72
Maths/test/FigurateNumber.test.js
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import {
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isTriangular,
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isTetrahedral,
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isPentatope,
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checkAll
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} from '../FigurateNumber'
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describe('FigurateNumber', () => {
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it('Triangular : should return true', () => {
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expect(isTriangular(1)).toEqual(true)
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})
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it('Triangular : should return true', () => {
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expect(isTriangular(3)).toEqual(true)
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})
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it('Triangular : should return false', () => {
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expect(isTriangular(5)).toEqual(false)
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})
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it('Triangular : should return true', () => {
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expect(isTriangular(171)).toEqual(true)
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})
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/** End */
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it('Tetrahedral : should return true', () => {
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expect(isTetrahedral(1)).toEqual(true)
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})
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it('Tetrahedral : should return true', () => {
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expect(isTetrahedral(4)).toEqual(true)
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})
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it('Tetrahedral : should return false', () => {
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expect(isTetrahedral(3)).toEqual(false)
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})
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it('Tetrahedral : should return true', () => {
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expect(isTetrahedral(165)).toEqual(true)
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})
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/** End */
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it('Pentatope : should return true', () => {
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expect(isPentatope(1)).toEqual(true)
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})
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it('Pentatope : should return true', () => {
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expect(isPentatope(5)).toEqual(true)
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})
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it('Pentatope : should return false', () => {
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expect(isPentatope(3)).toEqual(false)
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})
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it('Pentatope : should return true', () => {
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expect(isPentatope(1001)).toEqual(true)
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})
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/** End */
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it('Check All : should return all true',() => {
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expect(checkAll(1)).toEqual({
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isTriangular: true,
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isTetrahedral: true,
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isPentatope: true
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})
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})
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it('Check All : should return all true,true,false',() => {
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expect(checkAll(15)).toEqual({
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isTriangular: true,
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isTetrahedral: false,
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isPentatope: true
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})
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})
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})
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13376
package-lock.json
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13376
package-lock.json
generated
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