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题目： Given a 2D binary matrix filled with 0's and 1's, find the largest square containing only 1's and return its area. For example, given the followin 阅读全文
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题目： Note: This is an extension of House Robber. After robbing those houses on that street, the thief has found himself a new place for his thievery so 阅读全文
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题目： You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stoppin 阅读全文
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题目： Find the contiguous subarray within an array (containing at least one number) which has the largest product. For example, given the array [2,3,-2, 阅读全文
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题目： Given a non-empty string s and a dictionary wordDict containing a list of non-empty words, determine if s can be segmented into a space-separated 阅读全文
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题目： Say you have an array for which the ith element is the price of a given stock on day i. If you were only permitted to complete at most one transac 阅读全文
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题目： Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below. For example, given th 阅读全文
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题目： Given an integer n, generate all structurally unique BST's (binary search trees) that store values 1...n. For example,Given n = 3, your program sh 阅读全文
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题目： Given n, how many structurally unique BST's (binary search trees) that store values 1...n? For example,Given n = 3, there are a total of 5 unique 阅读全文
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题目： A message containing letters from A-Z is being encoded to numbers using the following mapping: Given an encoded message containing digits, determi 阅读全文