NVAEducation

NVAEducation

Question No.2408

Consider the following sequence of push operations in a stack-02408

Online Quiz This subjective question is related to the book/course vu mth718 Topics in Numerical Methods. It can also be found in vu mth718 Mid Term Solved Past Paper No. 13.

Question 1: Consider the following sequence of push operations in a stack:
stack.push('1');
stack.push('2');
stack.push('3');
stack.push('4');
stack.push('5');
stack.push('6');
You can insert as many stack.pop()'s as you like in the above sequence of stack.push's to get a desired output. Which of the following cannot be an output?
  1. 123456
  2. 325416
  3. 342561
  4. 342615
  5. E. 342165
Answer:
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