diff --git a/ej2.py b/ej2.py
new file mode 100644
index 0000000..0dda85b
--- /dev/null
+++ b/ej2.py
@@ -0,0 +1,19 @@
+import threading
+import time
+import random
+
+def escribePunto():
+  for i in range(100):
+    print (".", end="",flush=True)
+    #time.sleep(0.1)
+    random.uniform(0.1,0.2)
+  return
+
+print ("INICIO")
+t = threading.Thread(target=escribePunto)
+t.start()
+
+for i in range(50):
+  print ("-", end="",flush=True)
+  #time.sleep(0.2) 
+  random.uniform(0.1,0.2)
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