Exception in thread “main” java.lang.Exception: Invalid capacity
at Stacks.StackUsingArray.(StackUsingArray.java:15)
at Stacks.DynamicStack.(DynamicStack.java:12)
at Stacks.DynamicStack.(DynamicStack.java:8)
at Stacks.QueueUsingStackEE.(QueueUsingStackEE.java:9)
at Stacks.QueueUsingStackEEClient.main(QueueUsingStackEEClient.java:8)
