Commit 256718b

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Adding Factorial Program

Adding a basic program to find the factorial of a given number.

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	`1`	`+import java.util.Scanner;`
	`2`	`+`
	`3`	`+class Factorial`
	`4`	`+{`
	`5`	`+ public static void main(String args[])`
	`6`	`+ {`
	`7`	`+ int n, c, f = 1;`
	`8`	`+`
	`9`	`+ System.out.println("Enter an integer to calculate its factorial");`
	`10`	`+ Scanner in = new Scanner(System.in);`
	`11`	`+`
	`12`	`+ n = in.nextInt();`
	`13`	`+`
	`14`	`+ if (n < 0)`
	`15`	`+ System.out.println("Number should be non-negative.");`
	`16`	`+ else`
	`17`	`+ {`
	`18`	`+ for (c = 1; c <= n; c++)`
	`19`	`+ f = f*c;`
	`20`	`+`
	`21`	`+ System.out.println("Factorial of "+n+" is = "+f);`
	`22`	`+ }`
	`23`	`+ }`
	`24`	`+}`

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