We draw a person at random from the street. Then we keep drawing people until we find someone taller than the first person. What is the expected number of draws we have to wait?
Programmer Analyst Intern Interview Questions
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How would you code up a custom rectangle detector?
how would you design how a cellphone implements its contact list when you press a certain letter. For example, If you press M it will tell you all the names starting with M. then if you press MI it will tell you all names starting from MI and so forth....
We have a log file, can grow pretty big. Each line is a trace-log, and the first field is the RequestID. We need to scan the file, and print all the logs for requests which resulted in error .. 001 <timestamp> BEGIN 001 <timestamp> fetched from db 001 <timestamp> some processing .. 002 <timestamp> BEGIN .. 002 <timestamp> fetched from db 001 <timestamp> returned success 003 <timestamp> BEGIN 001 <timestamp> END 003 <timestamp> some work 002 <timestamp> ERROR 003 <timestamp> some other work
Given a set of points (x,y) and an integer "n", return n number of points which are close to the origin
Given 2 numbers. Find if they are consecutive grey code sequences
Reverse an integer without using string operations.
I got questions like "Given a dictionary of words, how do you calculate the anagrams for a new word".
given non-zero number array A, create array B where B[i] = product of all elements in A except A[i].
First explain what a tree, then binary tree, then a binary search tree is. Now implement a function that verifies whether a binary tree is a valid binary search tree.
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