Function IsArmstrong

math/armstrong/isarmstrong.go:16–34

(number int)

)

func IsArmstrong(number int) bool {
	var rightMost int
	var sum int = 0
	var tempNum int = number

	// to get the number of digits in the number
	length := float64(len(strconv.Itoa(number)))

	// get the right most digit and break the loop once all digits are iterated
	for tempNum > 0 {
		rightMost = tempNum % 10
		sum += int(math.Pow(float64(rightMost), length))

		// update the input digit minus the processed rightMost
		tempNum /= 10
	}

	return number == sum
}