Kotlin Program to find the smallest digit of a number

---

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

---

912342 => 1

972342 => 2

Example: How to find the smallest digit of a number in Kotlin.

import java.util.Scanner

fun main(args: Array<String>) {

    var n: Int
    var r: Int
    var sm = 9

    var sc = Scanner(System.`in`)

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

    while (n > 0) {
        r = n % 10
        if (sm > r) {
            sm = r
        }
        n /= 10
    }

    println("Smallest digit:$sm")
}

Output:

Enter a number:34245
Smallest digit:2