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Given an array of integers that is already sorted in ascending order, find two numbers such that they add up to a specific target number. The function 阅读全文
posted @ 2017-10-14 21:22
daniel456
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Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may comple 阅读全文
posted @ 2017-10-14 21:16
daniel456
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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 transaction 阅读全文
posted @ 2017-10-14 21:13
daniel456
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[ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4,1] ] 含义：要求计算杨辉三角第K行的元素，For example, given k = 3,Return [1,3,3,1]. 思路： 同https://www.cnblogs.com/wzj4858/p/76 阅读全文
posted @ 2017-10-14 21:05
daniel456
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Given numRows, generate the first numRows of Pascal's triangle. For example, given numRows = 5,Return [ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4,1] ] 阅读全文
posted @ 2017-10-14 20:28
daniel456
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Given two sorted integer arrays nums1 and nums2, merge nums2 into nums1 as one sorted array. Note:You may assume that nums1 has enough space (size tha 阅读全文
posted @ 2017-10-14 20:26
daniel456
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Given a non-negative integer represented as a non-empty array of digits, plus one to the integer. You may assume the integer do not contain any leadin 阅读全文
posted @ 2017-10-14 20:20
daniel456
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Find the contiguous subarray within an array (containing at least one number) which has the largest sum. For example, given the array [-2,1,-3,4,-1,2, 阅读全文
posted @ 2017-10-14 20:12
daniel456
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Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in or 阅读全文
posted @ 2017-10-14 20:09
daniel456
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Given an array and a value, remove all instances of that value in place and return the new length. Do not allocate extra space for another array, you 阅读全文
posted @ 2017-10-14 20:05
daniel456
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