Factorial: Factorial are just products,indicated by an exclamation mark. In general “n!” means the product of all the whole numbers from 1 to n; i.e n!= 1x2x3x4x……x n.

Factorial: factorial is the product of all integers less than or equal to’ n’ but greater than or equal to 1. The factorial value of 0 is defined as equal to 1. The factorial values for negative integers are not defined.

Let’s write a programme to find factorial of a number in C. Step 1: First of all ,we should open turbo c/c++ and write the following code in it. Code // // Add preprocessor file #include<stdio.h> #include<conio.h> void main() {… Continue Reading →