Solve for n factorial using recursion.
Ios Developer Interviews
Ios Developer Interview Questions
"iOS developers specialize in creating applications for iPhone and iPad. During an interview, expect employers to ask challenging technical questions about the limits and capabilities of iOS applications in addition to textbook programming questions. Be prepared to discuss relevant projects from past jobs or individual work."
7,846 ios developer interview questions shared by candidates
How to pop two viewController at a time
Given an array where the otherwise sorted values are split into two ranges somewhere in the middle (e.g. [5,7,8,9,1,2,3]), come up with an algorithm that returns TRUE or FALSE if any given number X exists in that array.
When ARC takes place?
a telephone keypad has letters associated with each number (e.g. 2 = abc, 3 = def); given a passphrase of "fb1" (e.g. one that you might use to log into a bank account), come up with an algorithm that would assemble an array that contains all the different possible letter combinations that, when typed into a telephone dial pad, would be equivalent to the original passphrase.
NSRange intersections
Given an array of integers and integer K, return another array holding integers appeared K times in the given array
The interview was a while ago, so I'm not sure if I'm remembering the question correctly, but the most difficult question was something about how to know if a number is a square of 2.
Overview of your previous experience and your team work
Write a function that takes in an array of strings and outputs a dictionary with the first character of each string as the key and the remaining characters as the object.
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