# C Programming Code Examples

## C > Mathematics Code Examples

### Calculation: divide, product and PI

C coding to Accessing 2-D Array Elements -
Program code to access every 2-D Array we requires 2 subscript variables. y - Refers the Row number. x - Refers Column number. a[1][0] refers element belonging to first row

C Programming code Array Concatenation -
To concate two arrays, we need at least three array variables. We shall take two arrays and then based on some constraint, will copy their content into one single array. We shall

Program Code Find Factorial of a Number -
Program to input a number and calculate its factorial using for loop. Factorial of a number n is product of all positive integers less than or equal to n. It is denoted as n!. ex. 5! = 120

C Program to Illustrate Pass by Reference -
C code to illustrate pass by reference. Pass the addresses of the variables as parameters to the function. In function definition receive the parameters through pointers. Print the...

C Programming Selection sort [linked list] -
Load some random values into the linked list. Adds a node at the end of a linked list. If the list is empty, create first node. Go to last node. Add node at the end. Assign data to...

No sort, but reversing a [linked list] c code -
Code add a lnode at the beginning of the list. Reverse the whole list. Display the whole linked list. Insert some numbers. Add a lnode at the beginning of the list. Add new node.

C++ Codings for Implement Affine Cipher -
This C++ Program implement "Affine Cipher". The affine cipher is a type of Monoalphabetic Substitution Cipher, wherein each letter in an alphabet is mapped to its numeric equivalent,

C Code Remove Spaces Blanks from String -
C program remove extra spaces, blanks from the string. Removes 'extra blank spaces' from the given string and returns a new string with single "blank spaces" and skip all consecutive