solution

flatonacci-solution.py

@@ -0,0 +1,27 @@
+def flatonacci(signature: list, n: int) -> list:
+    if len(signature) == 3 and n > 0:
+        pos1, pos2, pos3 = signature[-3], signature[-2], signature[-1]
+        count = 0        
+        newlist = []
+        while count < n:               
+            newlist.append(pos1) 
+            plus = pos1 + pos2 + pos3            
+            pos1 = pos2
+            pos2 = pos3
+            pos3 = plus            
+            count += 1                         
+        return newlist
+    elif  n == 0:
+        return list()
+    else:
+        return "must be a list of 3 values and n must be a non-negative number"
+    pass
+
+#signature = list(input("tell me the signature list"))
+#n = int(input("give me a n elements"))
+
+signature = [3,2,1]
+n = 11
+
+#return
+print(flatonacci(signature, n))