# Questions tagged [integer]

Use this tag for questions about using, storing or manipulating integral values of all types and sizes, including concerns about overflow. Not for code that casually happens to use integers.

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### Branch-and-bound based IP solver

I've written this rather naïve branch-and-bound based IP solver. Are there any obvious JavaScript optimisations that could speed it up? I am not looking for asymptotically better algorithms, just ...
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### Optimizing unique partitions of integers

I am working on a project involving the unique partitioning of integers. I.e. I am looking to have all of the partitions of n = x1 + x2 + x3 + ... + xk, where xi = xj implies i = j. For example, if I ...
2k views

### Integer to String recursive method

I was experimenting with lists, sets, and finally maps when I spotted a pattern in my code to make it recursive. Now I haven't used recursion much in the past or at work and I was very excited to have ...
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### Conversion from decimal to negabinary and vice versa in Haskell

Recently I set about to writing conversion functions in Haskell between decimal and negabinary. I tried to write them in as much functional a style as possible, also aiming at brevity. Below I present ...
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### What might be another way to test if int is 32 bits wide at compile time?

Below is code that will compile when INT_MAX is equal to 232. It will generate a compiler error when INT_MAX is not equal to 232....
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### Check robustness of function to add an interval to a date

Background of the problem My Class level variables: ...
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### Writing integer to binary file

I wrote a python function that writes a integer to a file in binary form. But are there any ways that I can reduce the number of steps, is there a more efficient way to write a integer to a file? <...
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### Breaking down a dollar amount into bill and coin denominations

I've started coding C++ again after a 6 month break to prepare for a class I'm taking this quarter. I found this idea and thought it would be fun to try and code. I originally started with input as a ...
846 views

I've looked for a good method to generate an integer inside a range of values. I think using modulo is not a good method because the values are not perfectly mapped in the range. So I mapped the ...
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### Spotify's “Reversed Binary Numbers” Problem [closed]

I wrote some Java code for Spotify's Reversed Binary Numbers puzzle and I tested it on my machine and I am almost positive that it behaves as expected. However, when I send it to puzzle AT spotify.com ...
242 views

### How to improve this functional python trial division routine?

The following functional program factors an integer by trial division. I am not interested in improving the efficiency (but not in decreasing it either), I am interested how it can be made better or ...