Your Social Network: When "Optimize It" Is a Trap

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Most DSA write-ups hand you the finished solution and work backwards. That's not what an interview feels like. In an interview you get a vague verbal problem, you ask questions, you say something slightly wrong, you recover, and the interviewer quietly grades how you got there. So this post is a transcript. The problem is Your Social Network from GeeksforGeeks — Medium, tagged Graph.

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