Write a program to find all Armstrong number in the range of 0 and n.

Question

An Armstrong number of n digits is an integer such that the sum of the nth power of its digits is equal to the number itself. For example, 371 is an Armstrong number since 3^3 + 7^3 + 1^3 = 371 and 1634 is an Armstrong number as 1^4 + 6^4 + 3^ + 4^4 = 1634.

Answer 1

Done it
https://code.sololearn.com/cEKSr6Kqg6lR/?ref=app

Answer 2

My response in Ruby:
https://code.sololearn.com/ckicQrfd04H5/?ref=app

Answer 3

My Code

https://code.sololearn.com/cjOn5b25wM32/?ref=app