Convert Kilometer To Meter:

/* Convert  Kilometer To Meter.*/
//programming789.blogspot.com
import java.util.Scanner;
public class Convert
{
    public static void main(String[] args) {
        int m = 1000;
        System.out.println("Enter Kilometer: ");
        double km;
        Scanner reader = new Scanner(System.in);
        km = reader.nextDouble();
        double meter=km*m;
        System.out.println("meter:-"+meter);
    }
}

● Save the file as Convert.java.
● When the program is run, the following output is displayed:
Ouput:

>java Convert
Enter Kilometer:
12.5
meter:-12500.0