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GATE | GATE 2017 MOCK II | Question 23
  • Last Updated : 31 Jan, 2017

Considering the data given in the previous question, if the stack A had 4 entries, then the number of possible permutations that can be printed will be:

(A) 24
(B) 12
(C) 21
(D) 14

Answer: (D)

Explanation: rsz_stack


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