Solution to Q1 by Haris Jamal Khan

Q1/solution.py

@@ -1 +1,33 @@
 ## Add code below with answer clearly stated
+# TO CALCULATE FACTORIAL I HAVE USED RECURSION BUT I COULD HAVE ALSO USED FOR LOOP 
+def factorial(n):
+    if n==1:
+        return 1
+    else:
+        return n*factorial(n-1)
+
+#taking factorial of 100
+fact_100=factorial(100)
+print('factorial of 100 : ',fact_100)
+
+my_int = fact_100
+
+#spliting the result into individual digits using comprehension
+fact_100 = [int(x) for x in str(fact_100)]
+
+print(fact_100)
+
+#taking sum of the digits in the number 100! using the sum function
+sum_fact_100=sum(fact_100,0)
+
+print('the sum of the digits in the number 100! is : ',sum_fact_100)
+
+'''
+when this code is run, it gives the following output
+
+factorial of 100 :  93326215443944152681699238856266700490715968264381621468592963895217599993229915608941463976156518286253697920827223758251185210916864000000000000000000000000
+[9, 3, 3, 2, 6, 2, 1, 5, 4, 4, 3, 9, 4, 4, 1, 5, 2, 6, 8, 1, 6, 9, 9, 2, 3, 8, 8, 5, 6, 2, 6, 6, 7, 0, 0, 4, 9, 0, 7, 1, 5, 9, 6, 8, 2, 6, 4, 3, 8, 1, 6, 2, 1, 4, 6, 8, 5, 9, 2, 9, 6, 3, 8, 9, 5, 2, 1, 7, 5, 9, 9, 9, 9, 3, 2, 2, 9, 9, 1, 5, 6, 0, 8, 9, 4, 
+1, 4, 6, 3, 9, 7, 6, 1, 5, 6, 5, 1, 8, 2, 8, 6, 2, 5, 3, 6, 9, 7, 9, 2, 0, 8, 2, 7, 2, 2, 3, 7, 5, 8, 2, 5, 1, 1, 8, 5, 2, 1, 0, 9, 1, 6, 8, 6, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
+the sum of the digits in the number 100! is :  648
+
+'''