Triangle Types

import java.util.*;
public class Triangle
{
    public static void main(String args[])
    {
        int a,b,c=0;
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter three sides of a triangle");
        System.out.print("Side A: ");
        a=sc.nextInt();
        System.out.print("Side B: ");
        b=sc.nextInt();
        System.out.print("Side C: ");
        c=sc.nextInt();
        if(a<=0||b<=0||c<=0)
        {
            System.out.println("Invalid Input! Triangle is not possible");
        }
        else if(a==b&&b==c)
        {
            System.out.println("It is a Equilateral Triangle");
        }
        else if(a==b||b==c||c==a)
        {
            System.out.println("It is a Isosceles Triangle");
        }
        else
        {
            System.out.println("It is a Scalene Triangle");
        }
    }
}