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Mr. Dubey • 52.26K Points
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Q. At this point, ‘*’ is encountered. What has to be done?

(A) 5*4=20 is pushed into the stack
(B) * is pushed into the stack
(C) 2*3=6 is pushed into the stack
(D) * is ignored
Correct : Option (A)

Explanation: 
 when an operator is encountered, the first two operands of the stack are popped, evaluated and the result is pushed into the stack.

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