|Que.||Consider the following statements :
S1: A queue can be implemented using two stacks.
S2: A stack can be implemented using two queues.
Which of the following is correct ?
|a.||S1 is correct and S2 is not correct|
|b.||S1 is not correct and S2 is correct|
|c.||Both S1 and S2 are correct|
|d.||Both S1 and S2 are not correct|
|Answer:Both S1 and S2 are correct|