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Master these coding challenges to ace your next technical interview. Handpicked problems with personalized spaced repetition.

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Showing 16 of 81 problems in NeetCode 250.

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StatusTitleDifficulty
5. Longest Palindromic SubstringMedium
22. Generate ParenthesesMedium
42. Trapping Rain WaterHard
45. Jump Game IIMedium
53. Maximum SubarrayMedium
55. Jump GameMedium
62. Unique PathsMedium
70. Climbing StairsEasy
91. Decode WaysMedium
121. Best Time to Buy and Sell StockEasy
122. Best Time to Buy and Sell Stock IIMedium
124. Binary Tree Maximum Path SumHard
139. Word BreakMedium
152. Maximum Product SubarrayMedium
198. House RobberMedium
213. House Robber IIMedium