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1Count Ways to Reach Target Summedium
Based onLeetCode
mediumNeetCode 150
Target Sum
Target Sum is a dynamic programming question: define the state cleanly and the transitions usually follow. Interviewers love it because it reveals your state-and-transition thinking and your edge-case discipline. Don't rush the code—spend your time nailing the state definition first.
Arrays & HashingBacktrackingDynamic Programming
👩🏫
👨💼
Meet Allison & Tim
Your AI coaches
Practice coding interviews out loud with real-time voice coaching. Your code actually runs.
Free · No sign up · Early access
1Count Ways to Reach Target Summedium
Based onLeetCode
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