recursion in cpp

Notes/C++ Basics[Code]/recursion.cpp

@@ -0,0 +1,23 @@
+#include<iostream> 
+using namespace std; 
+int main() 
+{ 
+int factorial(int); 
+int fact,value; 
+cout<<"Enter any number: "; 
+cin>>value; 
+fact=factorial(value); 
+cout<<"Factorial of a number is: "<<fact<<endl; 
+return 0; 
+} 
+int factorial(int n) 
+{ 
+if(n<0) 
+return(-1); /*Wrong value*/ 
+if(n==0) 
+return(1); /*Terminating condition*/ 
+else 
+{ 
+return(n*factorial(n-1)); 
+} 
+}