diff --git a/ejercicio1.ipynb b/ejercicio1.ipynb
new file mode 100644
index 0000000000000000000000000000000000000000..692b2ba6bf7181d731fb0c7c133099d31b85bc56
--- /dev/null
+++ b/ejercicio1.ipynb
@@ -0,0 +1,72 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Ingrese los nombres separados por  -:aa-ss-dd-ff-ere-ww-ss-aa-ss\n"
+     ]
+    }
+   ],
+   "source": [
+    "lista = input('Ingrese los nombres separados por  -:')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "aa-aa-dd-ere-ff-ss-ss-ss-ww\n"
+     ]
+    }
+   ],
+   "source": [
+    "lista1 = lista.split('-')\n",
+    "\n",
+    "lista_ordenada = sorted(lista1) \n",
+    "\n",
+    "print_punto1 = \"-\".join(lista_ordenada)\n",
+    "\n",
+    "print(print_punto1)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.7.3"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}