Java Training Course/JT04
- Create a file 
DupInt.javaby copying the programDupString.javafrom JT03, rename the class and replace 3 lines: 
       int st0 = Integer.parseInt(args[0]); // the 1st parameter on the commandline
       int st1 = Integer.parseInt(args[1]); // the 2nd ...
       int st2 = st0 + st1;
- Compile
 - Predict the output of:
 
java DupInt 2 4 java DupInt 2 -4 java DupInt 0 -1
- Bonus question: What will happen if you run the program without any parameter?