day80.js

/** @format */

// program to find Armstrong number between intervals

// take an input
const lowNumber = parseInt(prompt('Enter a positive low integer value: '));
const highNumber = parseInt(prompt('Enter a positive high integer value: '));

console.log('Armstrong Numbers:');

// looping through lowNumber to highNumber
for (let i = lowNumber; i <= highNumber; i++) {
	// converting number to string
	let numberOfDigits = i.toString().length;

	let sum = 0;

	// create a temporary variable
	let temp = i;

	/* loop through a number to find if 
    a number is an Armstrong number */
	while (temp > 0) {
		let remainder = temp % 10;
		sum += remainder ** numberOfDigits;
		// removing last digit from the number
		temp = parseInt(temp / 10); // convert float into integer
	}

	if (sum == i) {
		console.log(i);
	}
}