What is the exact cause of this error?

Question

https://code.sololearn.com/cZ015hfDBbFN/?ref=app

Answer 1

Line 64 : You want to give higher priority to Thread "ob1" than maximum allowed.

Answer 2

-1 ? where?

Answer 3

yeah I think so, may be online compiler can't support this

Answer 4

change it to -1

Answer 5

ob1.setPriority(ob.getPriority() - 1);

Answer 6

but you won't be able to see whole output.. time limit exceeds