摘要：
Write a function to delete a node (except the tail) in a singly linked list, given only access to that node. Supposed the linked list is 1 -> 2 -> 3 - 阅读全文
posted @ 2017-01-28 10:05
CodesKiller
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Remove all elements from a linked list of integers that have value val. ExampleGiven: 1 --> 2 --> 6 --> 3 --> 4 --> 5 --> 6, val = 6Return: 1 --> 2 -- 阅读全文
posted @ 2017-01-28 09:58
CodesKiller
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Given a sorted array, remove the duplicates in place such that each element appear only once and return the new length. Do not allocate extra space fo 阅读全文
posted @ 2017-01-28 09:45
CodesKiller
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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 @ 2017-01-28 09:38
CodesKiller
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Given an array nums, write a function to move all 0's to the end of it while maintaining the relative order of the non-zero elements. For example, giv 阅读全文
posted @ 2017-01-28 08:31
CodesKiller
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Given an integer array of size n, find all elements that appear more than ⌊ n/3 ⌋ times. The algorithm should run in linear time and in O(1) space. 此题 阅读全文
posted @ 2017-01-28 08:19
CodesKiller
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Given an array of size n, find the majority element. The majority element is the element that appears more than ⌊ n/2 ⌋ times. You may assume that the 阅读全文
posted @ 2017-01-28 07:21
CodesKiller
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Given four lists A, B, C, D of integer values, compute how many tuples (i, j, k, l) there are such that A[i] + B[j] + C[k] + D[l] is zero. To make pro 阅读全文
posted @ 2017-01-28 04:04
CodesKiller
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Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d = target? Find all unique quadruplets in the array whic 阅读全文
posted @ 2017-01-28 03:10
CodesKiller
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Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. 阅读全文
posted @ 2017-01-28 02:46
CodesKiller
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