Given an array push all non zero elements to the end
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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
They had asked me what's wrong with this particular code and how/which part would I improve it?
Present a project that you've worked on
Given 2 dates, return a result set that outputs a number for each week between the two. (They will ask the numbered week to be the sequential week and also the calendar week. Prepare for given start date to be start mid-week.)
Write me a program that does ... with recursion in it. In java or C++.
Given a project, was required to refactor it using the MVP pattern an solving hard bugs presents.
Input. String 1: chair String 2: mat String 3: phone Out put should be: cmpahhaotiner
Remove duplicate from contact list.
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