Takefumi Yamamura's blog

This blog is for my memorandum about programming and English.

Happy Coding

This blog is for my memorandum

Entries from 2017-01-30 to 1 day


problem You are given two 32bit numbers n and m and two bit positions, i and j. Write a method to insert M into N such that M starts at bit j and ends at bit i. how to solve Clear the bits j through i in N Shift M so that it lines up with …


Problem An animal shelter, which holds only dogs and cats. Create the data structures to implement operations such as enqueue, dequeueAny, dequeueDog and dequeueCat. How to solve My approach is to simply use separate queues for dogs and ca…