What variable on line 180 is null?
Why doesn't that variable have a valid value?
I have no idea what the logic of the code is. Normally that is explained in comments, but this code has no...
Type: Posts; User: Norm
Re: Deque and Queues: Exception in thread "main" java.lang.NullPointerException Error
What variable on line 180 is null?
Why doesn't that variable have a valid value?
I have no idea what the logic of the code is. Normally that is explained in comments, but this code has no...
Re: Deque and Queues: Exception in thread "main" java.lang.NullPointerException Error
Look at line 180 and find the variable with the null value. Then backtrack to see why that variable is null.