# C Programming Code Examples

## C > File Operations Code Examples

### Reading strings from a file in reverse order

C Convert the File Contents in Upper-Case -
C Program to read a text file and convert the file contents in capital (Upper-case) and write the contents in a output file. Program to copy contents of one file into another by changing

Find ones complement of a binary number -
C program to input binary number from user and find ones complement of binary number using loop. What is Ones complement? Ones complement of a binary number is defined as

Enter Week Number & Prints Day of Week -
C language program input week number(1-7) & print the corresponding day of week name using if else. Input week day number. Store it in some variable say week. And print Monday

Check if Given Binary Tree is an AVL Tree -
This is a C++ Program to check if BST is AVL. An AVL tree is a self-balancing binary search tree. It was the first such data structure to be invented. In an "AVL tree", the heights of the

Find the Subarray having a Maximum Sum -
Function to find the maximum sum sub-array which includes mid of the sub-array. Take the input of the "Integer Array". Using Divide and Conquer approach break the Array. Compute

Implement Randomized Binary search tree -
Program demonstrates the implementation of Randomized Binary Search Tree. Function to check if tree is empty. And then make the tree logically empty. Functions to insert data.

Program to Accept the Height of a Person -
Take the height of a person as input and store it in the variable height. If the variable height is lesser than 150 cm, then print the output as "Dwarf". If the variable height is lesser than...

Converts Octal Number to Binary Number -
To convert octal number to binary number in C++, you have to ask to the user to enter the octal number to convert it to binary number to display the "equivalent value" in binary as