OJ Board

Ok, I'M sorry :)

I used it like this, doesnt work too

import java.util.Scanner;
import java.util.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util ...

Hello,
I made this program, works in BlueJ, works on ideone.com btu i cant run it on this site. I always get runtime error, tried everything but it doesnt work here. Any suggestions?

Thanks a lot!

import java.util.Scanner;
import java.util.*;
import java.util.ArrayList;
import java.util ...