import java.util.*;

class SimpleInterest 
{
    public static void main(String[] args) 
    {
        Scanner sc = new Scanner(System.in);
        float p, r, t, si;
        System.out.println("Enter the principal, rate and time");
        p = sc.nextFloat();
        r = sc.nextFloat();
        t = sc.nextFloat();
        si = ((p * r * t) / 100);
        System.out.println("Simple Interest = " + si);
    }
}