读书时觉得链表相关的算法题太简单了吧,现在只是反转都得绞尽脑汁 - V2EX
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inhzus

读书时觉得链表相关的算法题太简单了吧,现在只是反转都得绞尽脑汁

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  •   inhzus Jun 18, 2024 3753 views
    This topic created in 696 days ago, the information mentioned may be changed or developed.
    读书时也没怎么训练过 LeetCode ,但那些链表相关的题,比如每 k 个为一组反转,合并 n 链表,觉得真是简简单单。
    工作也才没几年,刚刚想反转链表都想了十分钟才将信将疑地写完...

    菜了,菜了
    12 replies    2024-06-19 17:34:37 +08:00
    DeWjjj
        1
    DeWjjj  
    PRO
       Jun 19, 2024
    你这个就跟我前几天学 vue 源码一样,不就是源码吗,有手就来。
    一个 reactivity 包看了两周,懵懵懂懂。
    Rocketer
        2
    Rocketer  
       Jun 19, 2024 via iPhone   2
    反转链表是典型的脑清晰测试题。你如果明确知道你在干什么就很简单,反之大脑一团浆糊的话就很容易出错。
    levelworm
        3
    levelworm  
       Jun 19, 2024 via Android
    @Rocketer +1 ,在纸上写出来大概思路就可以了。
    powerman
        4
    powerman  
       Jun 19, 2024
    比拼记忆的话,那还是 chatgpt 靠谱,工程师的目的是 采用适当的算法 解决适当的问题,而不是记住算法细节,细节 gpt 比你记的准
    chendy
        5
    chendy  
       Jun 19, 2024
    读书的时候快排闭着眼睛写
    现在冒泡都写不出来
    codingXuw
        6
    codingXuw  
       Jun 19, 2024
    @chendy 太真实了
    Kathy1989
        7
    Kathy1989  
       Jun 19, 2024
    算法的概念忘了,不过做测试题时,总能自创解决方案让它跑起来
    cheng6563
        8
    cheng6563  
       Jun 19, 2024
    2/3 是百分之几,这种问题现在每次都要想半天了
    MoYi123
        9
    MoYi123  
       Jun 19, 2024
    硬要把一个在数组上很简单的操作在链表上做是这样的.
    MMM25O7lf09iR4ic
        10
    MMM25O7lf09iR4ic  
       Jun 19, 2024
    让我想起当年写算法遇事不决 hashmap ,遇见链表双指针。
    nenseso
        11
    nenseso  
       Jun 19, 2024
    很正常,基础能力最强形态就是刚毕业培训的时候,真的 STL 源码剖析的明明白白,现在都忘光了,写个遍历快排都要想半天
    bugmaker233
        12
    bugmaker233  
       Jun 19, 2024
    没事的,我背了好多次才记住,无非就是递归、迭代两种方法
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