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这日记取名《我的26岁》，是因为它带有数字，提醒着我对过去的回忆，预示着我对未来的憧憬。 时间是最容易让人感叹的，一晃我都要毕业了，这次是真的毕业了。我经常在内心自言自语：“我靠，像我这样的人，竟然还在读书？我这种人本来早就应该穿梭在各个工地，推着水泥的，或者在某个汽修厂去学修汽车，或者加入新东方学 阅读全文
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23. Merge k Sorted Lists Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 阅读全文
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22. Generate Parentheses Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n 阅读全文
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21. Merge Two Sorted Lists Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of th 阅读全文
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20. Valid Parentheses Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brack 阅读全文
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19. Remove Nth Node From End of List Given a linked list, remove the nth node from the end of list and return its head. For example, Note:Given n will 阅读全文
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16. 3Sum Closest 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 th 阅读全文
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15. 3Sum Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives th 阅读全文
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11. Container With Most Water Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are 阅读全文
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14. Longest Common Prefix Write a function to find the longest common prefix string amongst an array of strings. 阅读全文