Added Factorial in C using recursion and in python without recursion (thuva4#628)

neddstarkk · thuva4 · commit c1ed3b12862b · 2019-10-01T10:54:42.000+05:30
* Added Factorial in C using recursion

* Added factorial program in python
diff --git a/C/Factorial/Factorial.c b/C/Factorial/Factorial.c
@@ -0,0 +1,30 @@
+    #include<stdio.h>
+     
+    long factorial(int);
+     
+    int main()
+    {
+      int n;
+      long f;
+     
+      printf("Enter an integer to find its factorial\n");
+      scanf("%d", &n);
+     
+      if (n < 0)
+        printf("Factorial of negative integers isn't defined.\n");
+      else
+      {
+        f = factorial(n);
+        printf("%d! = %ld\n", n, f);
+      }
+     
+      return 0;
+    }
+     
+    long factorial(int n)
+    {
+      if (n == 0)
+        return 1;
+      else
+        return(n * factorial(n-1));
+    }
diff --git a/Python/Factorial/factorial.py b/Python/Factorial/factorial.py
@@ -0,0 +1,10 @@
+number = int(input("Enter the number whose factorial you want: "))
+if number < 0:
+    print("Factorial of negative numbers cannot be computed!")
+
+product = 1
+for i in range(1, number+1):
+    product = product*i
+
+
+print(str(number) + "! = " + str(product))
