Please rectify my errors in this java code

general
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1

QUESTION=[1]: http://www.codechef.com/problems/COMM3

MY SOLUTION=[2]:http://www.codechef.com/viewsolution/6780677
TYPE OF ERROR= COMPILATION ERROR
PLEASE RECTIFY MY CODE AND MAKE ME UNDERSTAND MY ERRORS(me,a absolute beginner).

2

Remove public from your class name. It should be class comm3 Not public class comm3

3

now showing Runtime Error(NZEC).

4

Well you asked the reason for Compile Time Error, NZEC means issue in your code, so just check your code.