Learning Haskell – Tutorial 1
Haskell is the functional programming language (FP). FP allows users to write code in high level abstraction without considering too much implementation details. For example, the recursion is generally …
Tag: recursion
C/C++ Function to Compute the Combination Number
September 15, 2014
algorithms, c / c++, implementation, math, programming languages, recursive
5 Comments
We all know that the total number of solution to pick combination of n items out of m items is C(m, n), and sometimes denoted as or . We …
How to Change All Filenames to Lowercase Under BASH for Files under Directories and Sub-Directories
September 13, 2014
BASH Shell, beginner, code, code library, implementation, linux, Shell Scripts
No Comments
Linux BASH shell is very powerful. You must have heard of “where there is a shell, there is a way”. We can write a script that recursively changes all …
C/C++ Coding Exercise – Recursive Computation of Value e
September 5, 2014
algorithms, beginner, c / c++, code, code library, math, optimization, programming languages, recursive, tricks
1 Comment
We all know the formula to compute value e (mathematical constant that is the base of the natural logarithm) is e = 1 + 1/1！+ 1/2！+ .....+ 1/n！ Now, …
Recursive Combination Algorithm Implementation in C++
The combination is a frequently-used technique that choose a number of items from a whole data set (sequence is not important). For example, to choose 2 items from 3, …