System.out.printf("the input was: \"%s\"\n", s);

then try the same input on your own machine and figure out why it does not work

Cannot invoke "java.lang.Long.longValue()" because the return value of "java.util.Map.get(Object)" is null

My solution passes the tests, except for "Odd characters". What to do?

So easy for 5 kuy))

It's impossible to answer in general, we don't know what you are trying to do. I assume find a better algorithm is not a useful answer?

Who know how to increase perfomance in Python? My code works very slow for this problem.