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AddNumbers.java

import java.util.Scanner;
import java.util.InputMismatchException;
import java.lang.Math;

public class AddNumbers {
    public static void main(String[] args) {
    	Scanner reader = new Scanner(System.in);
    	System.out.println("Please enter two numbers:");
    	try{
    		System.out.print("A: ");
    	    long num1 = reader.nextLong();
    	    System.out.print("B: ");
    	    long num2 = reader.nextLong();
    	    //perform the operations
    	    long addition = num1 + num2;
    	    long multiplacation = num1 * num2;
    	    long division = num1 / num2;
    	    long remainder = num1 % num2;
    	    double power = Math.pow(num1, num2);
    	    
    	    String output = String.format(
                "A + B = %d\nA * B = %d\nA / B = %d remainder %d\nA ^ B = %6.2e" , 
    	    	addition, multiplacation, division, remainder, power);
    	    System.out.println(output);
    	    
    	} catch (InputMismatchException e) {
    		System.out.println("Invalid Input");
    	}
    	reader.close();
    }
}