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1. |
Consider following Scenario -1. The five items : P,Q,R,S and T are inserted into stack A one after other starting from T in reverse order.2. The stack is popped three times and each element is inserted into another stack B.3. Then two elements are deleted from the stack B and pushed back onto the stack A.What are the topmost elements of stack A and Stack B respectively? |
A. | R P |
B. | R Q |
C. | Q R |
D. | Q P |
Answer» E. | |