Happy Codings - Programming Code Examples

C Programming Code Examples

C > File Operations Code Examples

Program to Display its own Source Code as Output



Program to Display its own Source Code as Output

The output of this program is the location of this C programming file.

#include <stdio.h>
int main() {
    FILE *fp;
    char c;
    fp = fopen(__FILE__,"r");
    do {
         c = getc(fp);
         putchar(c);
    }
    while(c != EOF);
    fclose(fp);
    return 0;
}

Find Twos Complement of Binary Number
C program code to input binary number from user and find twos complement of the binary number. Twos complement of N-bit number is defined as the complement with respect to

Solves Josephus Problem using Linked List
C Language Program to Solves the Josephus Problem using Linked List. Josephus Problem talks about a problem where there are people standing in circle waiting to be executed. The

C Program Displays the ATM Transactions
Firstly initialize the ATM pin and amount with some random number. Then take ATM pin as input. If the input pin is equal to initialized pin, then do the further operations. switch...

Relational Operators in C++ programming
In C++, This category of the operators is used to compare different values. The result of the operation is a Boolean value. The "Relational" operators are used in the form Operand1 and

Nested Namespace in C++ Programming
In C++ programming, you can create nested 'namespaces'. One namespace can be a part of another namespace. Simply we can create namespace X, which will contain namespace

C++ language Decode a Message Encoded
This program decodes any message encoded by the technique of traditional playfair cipher. "The Playfair Cipher" is a 'Manual Symmetric' Encryption Technique and was the first literal

Code Read & Print Details of 50 Students
The annual examination is conducted for 50 students for three subjects. Write a program to read the data and determine the following: Total marks obtained by each student. The...

Minimum Occurring Characters in a String
Write a C program to find minimum occurring character in a string. Initialize frequency of all characters to 0 and then "Finds Frequency" of each characters. "Finds minimum frequency".