Ci_pea - 博客园

2017年3月14日

摘要： 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 @ 2017-03-14 15:48 Ci_pea 阅读(154) 评论(0) 推荐(0) 编辑

58. Length of Last Word

摘要： Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string. If the last word 阅读全文

posted @ 2017-03-14 15:16 Ci_pea 阅读(128) 评论(0) 推荐(0) 编辑

53. Maximum Subarray

摘要： Find the contiguous（连续的） subarray within an array (containing at least one number) which has the largest sum. For example, given the array [-2,1,-3,4, 阅读全文

posted @ 2017-03-14 14:52 Ci_pea 阅读(122) 评论(0) 推荐(0) 编辑

38. Count and Say

摘要： The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ... 1 is read off as "one 1" or 11.11 is read off 阅读全文

posted @ 2017-03-14 10:57 Ci_pea 阅读(126) 评论(0) 推荐(0) 编辑

2017年3月13日

35. Search Insert Position

摘要： 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 @ 2017-03-13 10:55 Ci_pea 阅读(125) 评论(0) 推荐(0) 编辑

28. Implement strStr()

摘要： Implement strStr(). Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack. 阅读全文

posted @ 2017-03-13 10:26 Ci_pea 阅读(158) 评论(0) 推荐(0) 编辑

27. Remove Element

摘要： 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 @ 2017-03-13 09:49 Ci_pea 阅读(113) 评论(0) 推荐(0) 编辑

2017年3月10日

26. Remove Duplicates from Sorted Array

摘要： 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 @ 2017-03-10 10:56 Ci_pea 阅读(88) 评论(0) 推荐(0) 编辑

21. Merge Two Sorted Lists

摘要： Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. 上面程序Fail 阅读全文

posted @ 2017-03-10 10:33 Ci_pea 阅读(110) 评论(0) 推荐(0) 编辑

2017年3月6日

20. Valid Parentheses

摘要： Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the 阅读全文

posted @ 2017-03-06 13:58 Ci_pea 阅读(96) 评论(0) 推荐(0) 编辑