diff --git a/Roadmap/17 - ITERACIONES/python/nandaAlf.py b/Roadmap/17 - ITERACIONES/python/nandaAlf.py
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+# /*
+#  * EJERCICIO:
+#  * Utilizando tu lenguaje, emplea 3 mecanismos diferentes para imprimir
+#  * números del 1 al 10 mediante iteración.
+#  *
+#  * DIFICULTAD EXTRA (opcional):
+#  * Escribe el mayor número de mecanismos que posea tu lenguaje
+#  * para iterar valores. ¿Eres capaz de utilizar 5? ¿Y 10?
+#  */
+
+# 1 for Loop
+print("**********1**********")
+for i in range(10):
+    print(i+1)
+
+# 2 while Loop
+print("\n**********2**********")
+i=1
+while i<11:
+    print(i)
+    i+=1
+
+#3 while loop using IN
+print("\n**********3**********")
+i=1
+while i in [1,2,3,4,5,6,7,8,9,10]:
+    print(i)
+    i+=1
+
+#4 function iter()
+print("\n**********4**********")
+numbers = iter(range(1, 11))
+for n in numbers:
+    print(n)
+
+#5 functions iter() and next()
+print("\n**********5**********")
+numbers = iter(range(1, 11))
+while(True):
+    try:
+        n=next(numbers)
+        print(n)
+    except StopIteration:
+        break
+
+#6 generator
+print("\n**********6**********")
+def generator(n):
+    for i in range(1,n+1):
+        yield i
+for i in generator(10):
+    print(i)
+
+#7 list Compression
+print("\n**********7**********")
+number1=[i for i in range(1,11)]
+for n in number1:
+    print(n)
+
+#8 function enumerate()
+print("\n**********8**********")
+for index,number in enumerate(range(1,11),1):
+    print(index)
+
+#9 class
+print("\n**********9**********")
+class Nums:
+    def __init__(self, n):
+        self.n = n
+        self.i = 1
+
+    def __iter__(self):
+        return self
+
+    def __next__(self):
+        if self.i > self.n:
+            raise StopIteration
+        number = self.i
+        self.i += 1
+        return number
+
+numbers2 = Nums(10)
+for n in numbers2:
+    print(n)
+
+# 10 function map()
+print("\n**********10*********")
+number5=map(lambda x:x,[1,2,3,4,5,6,7,8,9,10])
+for n in number5:
+    print(n)
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