Category: Fundamentals

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Sort the stack in ascending order

Problem : Sort the given stack into an ascending order without using recursion. Logic: Pop an item from the original stack and push it onto the sorted stack. If the poped item from the...

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Introduction to backtracking

Backtracking is a general algorithmic technique that considers searching every possible combination in order to solve a problem. It is also known as depth-first search or branch and bound. It is an important tool...

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