How to swap two numbers using three variables in C

Here's a program to swap two numbers using three variables with explanation using C Programming language.

How to swap two numbers using only two variables in C

Here's a program to swap two numbers using only two variables with explanation using C Programming language.

Program to Perform Various String Operations on a Given String in C

Here is a C program to perform different manipulations on a given string. This program encapsulates different operations provided by C language on a String e.g.

• finding length of a string
• converting a string to uppercase or lowercase
• reversing a string
• concatenating of two strings
• copy one string to another string

This program uses C concepts like  Array, Gets Function and String Functions like string length (strlen()), string copy (strcpy()),strcat(), strrev(), strlwr() and strupr().