Stack Implementation and String Reverse | Dataford Interview Questions

How would you implement a stack and use it to reverse a string?

Implement reverse_string(s) using a stack with push and pop operations. Return a new string containing the characters of s in reverse order. The input is a string, and the output is a string. Preserve spaces, punctuation, repeated characters, and capitalization exactly.

Constraints

0 <= len(s) <= 10^5
s may contain letters, digits, spaces, punctuation, and repeated characters
Return a new string without modifying the input

Function Signature

def reverse_string(s):

Your question is Stack Implementation and String Reverse. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.

Problem

How would you implement a stack and use it to reverse a string?

Constraints

0 <= len(s) <= 10^5
s may contain letters, digits, spaces, punctuation, and repeated characters
Return a new string without modifying the input

Function Signature

def reverse_string(s):

Your question is Stack Implementation and String Reverse. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.