In this article, you will learn to calculate the factorial of a number. Factorial of a non-negative integer, is multiplication of all integers smaller than or equal to n. For example factorial of 6 is 5*4*3*2*1 which is 120. The factorial of a positive number n is given by: factorial of n (n!) = 1 * 2 *… Read More »
In this article, you will learn to print the Fibonacci sequence of first n term. Fibonacci Series generates subsequent number by adding two previous numbers. The first two terms of the Fibonacci sequence are 0 followed by 1. The Fibonacci sequence: 0, 1, 1, 2, 3, 5, 8, 13, 21 … In mathematical terms, the sequence Fn of… Read More »
In this example, you will learn to reverse the given number using these two methods. Examples : Input : 123 Output : 321 Input : 1995 Output : 5991 Approach used : We can reverse a number in c using loop and arithmetic operators. Take input number Find its quotient and remainder. Multiply the separate variable with 10… Read More »
C Program to check whether the given integer is positive or negative. Examples : Input: 50 Output: Number is Positive. Input: -25 Output: Number is Negative. Input: 0 Output: Number is Positive nor Negative, i.e. 0 Approach used : A number is said negative if it is less than 0 i.e. num < 0 and said positive if… Read More »
In this article, you will learn to print “Hello, World!” on the screen in C programming. Most students of programming languages, start from the famous ‘Hello World’ code. This program prints ‘Hello World’ when executed. In the first program we are displaying the message using printf function and in the second program we are calling a user defined… Read More »