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Coin Change is the classic. What are the signs that tell you to reach for DP?
Everyone says to draw the grid. How do you set yours up so it stops being confusing?
Sorting by start turns this into a single pass. What other problems work that way?
Streaks, daily goals or one long weekend session? What actually works for you?
Most solutions use a stack. Can you explain why, without just saying "it is the standard answer"?
Brute force works, then the hash map makes it fast. What made the idea land?
Both are supported. Which one are you picking for the problems, and has it helped or hurt?
Case, spaces and punctuation: what tripped you up on your first submit?
