From dfe128b67183849cf1fb6c647d0f09729a5608a8 Mon Sep 17 00:00:00 2001
From: Jesus David Bermudez Sanchez <jdbermudezs@unal.edu.co>
Date: Fri, 5 Feb 2021 15:23:13 -0500
Subject: [PATCH] funciona la primera parte del triangulo de pascal
---
ejercicio2.ipynb | 41 +++++++++++++++++++++++++++--------------
1 file changed, 27 insertions(+), 14 deletions(-)
diff --git a/ejercicio2.ipynb b/ejercicio2.ipynb
index e5cedb5..ec32410 100644
--- a/ejercicio2.ipynb
+++ b/ejercicio2.ipynb
@@ -4,6 +4,17 @@
"cell_type": "markdown",
"metadata": {},
"source": [
+ "# *Mi nombre es Jesus David Bermudez Sanchez, soy estudiante de la Maestria en Fisica de la Universidad Nacional de Colombia, Sede Bogotá*\n",
+ "\n",
+ "---"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## El problema a resolver es el siguiente\n",
+ "\n",
"## Triángulo de Pascal\n",
"\n",
"Escriba una rutina en python que reciba como entrada un número entero, n, e imprima los números en la n-ésima fila\n",
@@ -12,39 +23,41 @@
},
{
"cell_type": "code",
- "execution_count": 2,
+ "execution_count": 13,
"metadata": {},
"outputs": [
{
- "ename": "SyntaxError",
- "evalue": "invalid syntax (<ipython-input-2-5ac345945ba7>, line 10)",
- "output_type": "error",
- "traceback": [
- "\u001b[0;36m File \u001b[0;32m\"<ipython-input-2-5ac345945ba7>\"\u001b[0;36m, line \u001b[0;32m10\u001b[0m\n\u001b[0;31m lista=\u001b[0m\n\u001b[0m ^\u001b[0m\n\u001b[0;31mSyntaxError\u001b[0m\u001b[0;31m:\u001b[0m invalid syntax\n"
- ]
+ "data": {
+ "text/plain": [
+ "[1, 9, 36, 84, 126, 126, 84, 36, 9, 1]"
+ ]
+ },
+ "execution_count": 13,
+ "metadata": {},
+ "output_type": "execute_result"
}
],
"source": [
"def funcion(n):\n",
" lista=[]\n",
" if n==1:\n",
- " return [1]\n",
+ " lista=lista+[1]\n",
" elif n==2:\n",
- " return [1,1] \n",
+ " lista=lista+[1,1]\n",
" else:\n",
- " \n",
- " for i in range(n-2):\n",
- " lista=\n",
- " \n",
+ " lista_antes=funcion(n-1)\n",
+ " lista=[1]+[lista_antes[i]+lista_antes[i+1] for i,_ in enumerate(lista_antes) if i<len(lista_antes)-1]+[1]\n",
+ " return lista \n",
"\n",
"def triangulo_pascal(n):\n",
" if type(n)is not int:\n",
" print(\"El numero ingresado no es un numero entero\")\n",
" else:\n",
+ " return funcion(n)\n",
" \n",
" \n",
" \n",
- "triangulo_pascal(3.)"
+ "triangulo_pascal(10)"
]
},
{
--
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