Scanner scanner = new Scanner(System.in);
        int sideA = Integer.parseInt(scanner.nextLine());
        int sideB = Integer.parseInt(scanner.nextLine());
        int sideC = Integer.parseInt(scanner.nextLine());
        if(sideA>0 && sideB>0 && sideC>0) {
            if ((sideA + sideB > sideC) && (sideB + sideC > sideA) && (sideA + sideC > sideB))
                System.out.println("Valid Triangle");
            else {
                System.out.println("Invalid Triangle");
            }
        } else {
            System.out.println("Invalid Triangle");
        }