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cd7111a015
* added factorial calculator recursively * added tests and converted to normal function * Added tests & normal function convertion * Update factorialCalculator.js updated code "design" not sure why test fails on such arbitrary things. * Update and rename factorialCalculator.js to factorial.js Co-authored-by: vinayak <itssvinayak@gmail.com>
17 lines
306 B
JavaScript
17 lines
306 B
JavaScript
// function to find factorial using recursion
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// example :
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// 5! = 1*2*3*4*5 = 120
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// 2! = 1*2 = 2
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const factorial = (n) => {
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if (n === 0) {
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return 1
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}
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return n * factorial(n - 1)
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}
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// testing
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console.log(factorial(4))
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console.log(factorial(15))
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console.log(factorial(0))
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