Kotlin Program to find the sum of digits of a number

---

In this program, You will learn how to find the sum of digits of a number in Kotlin.

---

123 = 1 + 2 + 3 => 6

Example: How to find the sum of digits of a number in Kotlin.

import java.util.Scanner

fun main(args: Array<String>) {

    var n: Int
    var r: Int
    var s = 0

    var sc = Scanner(System.`in`)

    print("Enter a number:")
    n = sc.nextInt()

    while (n > 0) {
        r = n % 10
        s += r
        n /= 10
    }
    println("Sum of digits:$s")
}

Output:

Enter a number:2345
Sum of digits:14