The answer
There's no fixed number, but revisiting a problem after a few days, a week, and again before interviews is a common and effective approach.
Is It Okay to Solve the Same Problems Multiple Times for Revision?
How many times should I revisit a problem?
More FAQs in Is It Okay to Solve the Same Problems Multiple Times for Revision?
No. Re-solving problems helps reinforce patterns, improve retention, and build confidence. It's an important part of effective DSA preparation.
No. Focus on understanding the pattern, reasoning, and trade-offs behind the solution rather than memorizing code.
Both are important. New problems expose you to new patterns, while revision helps you retain and apply what you've already learned.
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