created java program to find factorial of number

java/factorial 0f number.java

@@ -0,0 +1,27 @@
+//importing Scanner class  
+import java.util.Scanner;  
+
+public class FactorialUsingWhileLoop {  
+    public static void main(String[] args) {  
+
+        //declaring and intializing variables   
+        int fact = 1;  
+        int i = 1;  
+
+        //creating object of Scanner class  
+        Scanner sc = new Scanner(System.in);  
+
+        //accepting a number from the user  
+        System.out.println("Enter a number whose factorial is to be found: ");  
+        int num = sc.nextInt();  
+
+        //counting the factorial using while loop  
+        while( i <= num ){  
+            fact = fact * i;   
+            i++; //increment i by 1   
+        }     
+
+        //printing the result  
+        System.out.println("\nFactorial of " + num + " is: " + fact);  
+    }  
+}