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14 lines
277 B
JavaScript
14 lines
277 B
JavaScript
// https://en.wikipedia.org/wiki/Fibonacci_number
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const fibonacci = (N) => {
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if (N === 0 || N === 1) return N
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return fibonacci(N - 2) + fibonacci(N - 1)
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}
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// testing
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(() => {
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const number = 5
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console.log(number + 'th Fibonacci number is ' + fibonacci(number))
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})()
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