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"191. Maximum Product Subarray" / "152. Maximum Product Subarray" 本题难度: Medium Topic: Dynamic Programming Description Given an integer array nums, fin 阅读全文
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"41. Maximum Subarray" / "53. Maximum Subarray" 本题难度: Eas Topic: Dynamic Programming Description Given an array of integers, find a contiguous subarra 阅读全文
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"111. Climbing Stairs" / "70. Climbing Stairs" 本题难度: Easy Topic: Dynamic Programming Description You are climbing a stair case. It takes n steps to re 阅读全文
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"115. Unique Paths II" / "63. Unique Paths II" 本题难度: Easy/Medium Topic: Dynamic Programming Description Follow up for "Unique Paths": Now consider if 阅读全文
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"62. Unique Paths" 本题难度: Easy Topic: Dynamic Programming Description A robot is located at the top left corner of a m x n grid (marked 'Start' in the 阅读全文
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"15. Permutations" / "46. Permutations" 本题难度: Medium Topic: Search & Recursion Description Given a list of numbers, return all possible permutations. 阅读全文
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"16. Permutations II" / "47. Permutations II" 本题难度: Medium Topic: Search & Recursion Description Given a list of numbers with duplicate number in it. 阅读全文
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"17. Subsets" / "78. Subsets" 本题难度: Medium Topic: Search & Recursion Description Given a set of distinct integers, return all possible subsets. Exampl 阅读全文
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"18. Subsets II" / "90. Subsets II" 本题难度: Medium Topic: Search & Recursion Description Given a collection of integers that might contain duplicates, n 阅读全文