Checking if a number is Even or Odd using Bitwise Operator

Even Number: Any integer that is divisible by 2 is called even number. For example: 2,4,6,20 etc. are even numbers. Odd Number: Any i...

Calculate Distance of Two Points using C Structure

Let A (x 1 , y 1 ) and B (x 2 , y 2 ) are two points. Then the formula to calculate the distance between these two points is: In general,...

How to convert string to integer in C

In this post, I am going to show you how to convert a string to a single integer number. Sometimes we need to take input the number as a str...

String Palindrome C Program

A string is said to be palindrome if it remains same after reversing it. That is, it is read same in both ways. For example: MADAM, 1001, 11...

HexaDecimal to Binary C Program

Numbers with base 16 are called Hexa Decimal number (i.e. 0,1....,9,A,B,C,D,E,F) and numbers with base 2 are called Binary Numbers (i.e. 0, ...

How to Reverse String using Pointer in C

In my last post I had discussed about how to reverse a string . In this post I am showing another method of reversing a string. I will use a...

How to Reverse String in C

In this post, I am going to share two ways of reversing a string in C. First one is the easy one. All you need to do is just print the input...

String Length in C Program

Every string in a c program is actually a NULL terminated character array. So if we initialize an array like this: char str[] = "HELLO...

Binary To HexaDecimal C Program

Binary Number: Binary number system has base 2. That means it consts of two numbers (0 and 1) only. HexaDecimal Number: HexaDecimal numb...

Bubble Sort with C Program

Bubble sort is a simple sorting algorithm that works by repeatedly stepping through the list to be sorted, comparing each pair of adjacent...

Prime Numbers : Sieve Method

From Wikipedia : In mathematics, the sieve of Eratosthenes (Greek: κόσκινον Ἐρατοσθένους), one of a number of prime number sieves, is a si...

Arithmetic Progression C Program

In mathematics, an  arithmetic progression  (AP) or  arithmetic sequence  is a sequence of numbers such that the difference between the con...

C Program of Floyd's Triangle

Floyd's triangle  is a right-angled triangular array of natural numbers, used in computer science education. It is named after  Robert ...

Random Number & How to limit Random Number in C

We can create random numbers with the help of library function rand(). This library function is included in the header file stdlib.h . This ...

C Program to find Sum of a Series

We are actually going to find the sum of following series: 1 + 2 + 3 + ..... + n To do so, we need to start a loop from 1 and need to do s...

C Program to find Prime Numbers within a Range

This program prints prime numbers within a range. If you want to check a number is prime or not, you may visit this link. /*Prime Number...

C Program To Find Prime Number

A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. A natural number great...

C Program to check Armstrong Number

Armstrong Number: A number is armstrong if the sum of cubes of individual digits of a number is equal to the number itself. For example 3...

C Program to find Palindrome Number

Palindrome numbers are those which remains same after reversing. For a better concept I am quoting from  Wikipedia : A  palindromic number...

C Program to Find Largest Prime Factor

The following program will help you to find the largest prime factor of a number. If you want to know know about prime factors you may vis...