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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Signed integer-to-ascii x86_64 assembler macro

I have implemented an algorithm which converts a signed integer to its ASCII equivalent string with the corresponding sign as a first byte. I have tested it on several numbers and it worked correctly. ...
132 views

Find an arithmetic expression near to target value

I wrote this program as an answer to Express a Number challenge on the Programming Puzzles & Code Golf site; it may be worth looking there for the context. The concept is simple (and familiar to ...
637 views

Recursive factorial calculations in Rust

I am trying to calculate very large factorials. I am looking to speed it up as 10000! takes approximately a minute and a half. ...
65 views

C++ library with tools for (arithmetic) type manipulation and mixing

Broken out from a previous question (C++17 saturating integer (arithmetic) type library) is a small C++17 header-only library to deal with issues that arise working with arithmetic where signed, ...
642 views

Miller-Rabin Primality Test Using C++ and GMP

I'm currently writing a Miller-Rabin primality test using C++ and the GNU MP Bignum Library (GMP). As I've only started learning C++ about a day ago, I'm sure this code is riddled with errors and ...
517 views

Recursive implementation of integer partition without re-arrangement

Problem: Integer partition without re-arrangement Input: An arrangement S of nonnegative numbers {s1, . . . , sn} and an integer ...
64 views

Smallest difference of pair in String-array

Let's say I have the following array of Strings: String[] rows = new String[]{ "", "A", "B C C", "", "B D E", "E F G H" }; As well as the following ...
148 views

Wrapper for GMP in C++

I'm writing a C++ high precision library based on GMP, sample code(files which have to be added to project): ...