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We are given two sentences A and B. (A sentence is a string of space separated words. Each word consists only of lowercase letters.) A word is uncommo 阅读全文
posted @ 2018-10-07 23:54
hellowOOOrld
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Given a non-empty, singly linked list with head node head, return a middle node of linked list. If there are two middle nodes, return the second middl 阅读全文
posted @ 2018-10-07 22:02
hellowOOOrld
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Given an array A of non-negative integers, return an array consisting of all the even elements of A, followed by all the odd elements of A. You may re 阅读全文
posted @ 2018-10-07 16:50
hellowOOOrld
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Given a string S, return the "reversed" string where all characters that are not a letter stay in the same place, and all letters reverse their positi 阅读全文
posted @ 2018-10-07 13:45
hellowOOOrld
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Given an array A of integers, for each integer A[i] we may choose any x with -K <= x <= K, and add x to A[i]. After this process, we have some array B 阅读全文
posted @ 2018-10-07 12:42
hellowOOOrld
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Given an array A, partition it into two (contiguous) subarrays left and right so that: Every element in left is less than or equal to every element in 阅读全文
posted @ 2018-10-07 00:15
hellowOOOrld
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