What will be the result if a postfix notation 2 3 6 5 4 w

What will be the result if a postfix notation 2 3 6 5 - 4 + * will be evaluated? What will be the result if a postfix notation 2 3 4 6 5 + + * will be evaluated? New items enter a queue at its_ side, and items leave a queue from its each) Consider the implementation of queues by using arrays. How do you initialize the pointers FRC FRONT =, REAR =

Solution

Q.2 and 3 have invalid expression for the calculation of result.

4. Enter at rear side and leaves queue from its Front.

5. Front =-1 Rear=0