# Java 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 java.

```
12321 => 1
24568 => 2
```

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

```
import java.util.Scanner;
class Main {
public static void main(String args[]) {
int r, n, sm = 9;
Scanner sc = new Scanner(System.in);
System.out.print("Enter a number:");
n = sc.nextInt();
while (n > 0) {
r = n % 10;
if (sm > r) {
sm = r;
}
n = n / 10;
}
System.out.println("Smallest digit is:" + sm);
}
}
```

#### Output:

```
Enter a number:456289
Smallest digit is:2
```