Hygeia

摘要： 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 the ... 阅读全文

摘要： 题目：Given an indexk, return thekthrow of the Pascal's triangle.For example, givenk= 3,Return[1,3,3,1].Note:Could you optimize your algorithm to use onl... 阅读全文

摘要： 题目：GivennumRows, generate the firstnumRowsof Pascal's triangle.For example, givennumRows= 5,Return[ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4... 阅读全文

摘要： 题目：Given two sorted integer arraysnums1andnums2, mergenums2intonums1as one sorted array.Note:You may assume thatnums1has enough space (size that is gr... 阅读全文

摘要： 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 stopping... 阅读全文

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摘要： 题目:Given an array of integers. Find a peak element in it. An array element is peak if it is NOT smaller than its neighbors. For corner elements, we ne... 阅读全文

摘要： 题目：Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two en... 阅读全文

摘要： 题目：Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.If such arrangement is not poss... 阅读全文