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若干公司实习面经

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caven 发表于 2014-2-28 10:37:26 | 显示全部楼层 |阅读模式

2014(1-3月) 码农类 硕士 实习@ - 网上海投 - 技术电面 校园招聘会 |Other

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我现在正在焦急地寻找实习ing~初来乍到 格式可能有些乱请见谅;已经拿了三个拒信了,希望可以有好运气!


Bloomberg:
挂了, leetcode的原题一下子没想到

Screening at Career Fair
1. Given 2 sorted list, find the element that is in both lists.
Ans: use the idea of merge sort

2. Given 1 list, say, ["apple","banana","banana","apple","dog","cat"]
return ["apple","banana", "cat", "dog"]. more info on 1point3acres.com
//remove duplicates and reorder-google 1point3acres
my ans:
a. HashMap( if the HashCode shows the order)
b. using a trie

Interview:
1. Introduce project

2. Given n cars and k checkpoints, design a data structure that returns the order of the cars to the best.

I first used Queue, Vector, HashMap, Order HashMap,.1point3acres缃
they request remove/add in O(1) time
use Array 鏉ユ簮涓浜.涓夊垎鍦拌鍧.
鏉ユ簮涓浜.涓夊垎鍦拌鍧.
3. Leetcode Stock I.
This problem took me too long time...


VMware:
刚面过,第一个三哥说的话基本听不懂,只有coding题是完全明白题意的;第二个疑似三哥的口语基本能听明白

screening at career fair:
1. What is singleton? How to implement it in Java?
phone:
1. Leetcode print spiral of a matrix
2. for a linked list 1-2-3-4-null, print 1-4-2-3-null using constant space? use O(n) time?
3. talk about MapReduced? What is its shortcoming? What you know about parallel algorithms?

Trip Advisor:
校园招聘会

screening:
1. Given a graph, find if there is a loop
Apparently he schemed this question out of linked list, using fast/slow pointers.
I don't think it works in graph!

eBay:
screening:
big data technique. 涓浜-涓夊垎-鍦帮紝鐙鍙戝竷
I said Hadoop
a very technical question about Hadoop. I said I don't know yet.

Citadel:

算法部分基本都答出来了 C++部分很多不知道 挂了.鐣欏璁哄潧-涓浜-涓夊垎鍦

on campus
all C++:. 涓浜-涓夊垎-鍦帮紝鐙鍙戝竷
what is polymorphism?
what is mutex?->what is deadlock? when it happens?
what is virtual distructor?

merge two sorted list(Leetcode)
given an array of chars, remove duplicates and return the sorted array in O(N^2)
find cycle in linked list? ->given infinite memory, how to accelerate?
hint: store the pointers
given a rotated string, say, "apple"->"pplea", use isSubstring once to tell if A is a rotation of B.(career cup)

behavioral:. 鐣欏鐢宠璁哄潧-涓浜╀笁鍒嗗湴
how you know Cidatel? Any interview/offer from other firms?
talk about a project?
what you want to improve most?
rate your strongest programming language on a 0-10 scale
what do you think your professor would comment about you?
talk about you team development experience.

Yelp:. 涓浜-涓夊垎-鍦帮紝鐙鍙戝竷
一轮就挂了,我觉的是因为sql部分答的太差. 鍥磋鎴戜滑@1point 3 acres

screening:
Behavioral: why yelp?
what a professor would comment you?
what language?

technical:
how many bytes in 64-bit integer? largest of 32-bit unsigned integer? largest for a byte?. 鍥磋鎴戜滑@1point 3 acres
what is HTTP built on? how map domain name to IP? how to check if the machine in another room is on or off knowing the IP?
what is remove a row in SQL? inner join is intersection, union or diff?
what if you want to find all functions in a source file in Linux?. 1point3acres.com/bbs
which is faster for a binary search, sorted array or linked list?
time to insert an element to the head of a linked list?
time to binary search in a sorted array.
what is ssl?
.鏈枃鍘熷垱鑷1point3acres璁哄潧
Amazon:

.鐣欏璁哄潧-涓浜-涓夊垎鍦还在等待,两周了…… 题都不难 但是写的时候都有点小bug

phone
Array vs linked list
HashMap explain
. From 1point 3acres bbsCoding lookup in BST, rm target from linked list

search for closest in a sorted/unsorted array, find median of a BST

祝大家好运!
-google 1point3acres

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growingapple 发表于 2014-2-28 11:29:55 | 显示全部楼层
楼主拿到这么多面试啊
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 楼主| caven 发表于 2014-2-28 22:20:14 | 显示全部楼层
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ohmystill 发表于 2014-2-28 22:27:14 | 显示全部楼层
还是 很牛叉
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 楼主| caven 发表于 2014-2-28 22:29:42 | 显示全部楼层
ohmystill 发表于 2014-2-28 22:27
还是 很牛叉

谢谢鼓励~ 不过到现在为止一个好消息都没有 焦虑得很哪
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ohmystill 发表于 2014-3-1 03:36:54 | 显示全部楼层
caven 发表于 2014-2-28 22:29 -google 1point3acres
谢谢鼓励~ 不过到现在为止一个好消息都没有 焦虑得很哪
. visit 1point3acres.com for more.
你那些公司 career fair 都不来 我们学校的
目前只能在东部小公司实习
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 楼主| caven 发表于 2014-3-2 00:05:18 | 显示全部楼层
ohmystill 发表于 2014-3-1 03:36
你那些公司 career fair 都不来 我们学校的 . from: 1point3acres.com/bbs
目前只能在东部小公司实习

有什么东部靠谱的小公司推荐吗?
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readman 发表于 2014-3-2 00:11:10 | 显示全部楼层
3. talk about MapReduced? What is its shortcoming? What you know about parallel algorithms?

前两问能蛋B一天啊...
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ohmystill 发表于 2014-3-2 06:45:10 | 显示全部楼层
caven 发表于 2014-3-2 00:05 .1point3acres缃
有什么东部靠谱的小公司推荐吗?

Bloomberg  就不错
从来不来我们学校
还有纽约各大银行
小公司 成千上万 累成狗的比较多
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 楼主| caven 发表于 2014-3-2 11:07:51 | 显示全部楼层
ohmystill 发表于 2014-3-2 06:45
Bloomberg  就不错
从来不来我们学校
还有纽约各大银行

我现在一个也没面上 如果有小公司可以推荐实习的话我暑假也肯定去 钱够付开销的就行了~

希望可以推荐几个 我去试试~.鏈枃鍘熷垱鑷1point3acres璁哄潧

多谢!
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growingapple 发表于 2014-3-3 13:28:08 | 显示全部楼层
caven 发表于 2014-2-28 22:29
谢谢鼓励~ 不过到现在为止一个好消息都没有 焦虑得很哪

一样焦虑啊
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xu8431 发表于 2016-6-1 23:01:38 | 显示全部楼层
真不错,加油
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