From e3f956ebb020864ea0570359525965936611d3a8 Mon Sep 17 00:00:00 2001
From: unknown <viviana.calva@lumation.co>
Date: Tue, 6 Sep 2022 13:38:33 -0500
Subject: [PATCH] =?UTF-8?q?A=C3=B1adiendo=20soluciones?=
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---
 package-lock.json |  6 +++---
 src/factorial.js  |  7 +++++++
 src/fibonacci.js  | 12 ++++++++++++
 src/primalidad.js |  8 ++++++++
 4 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index fd061e8..92817cd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
-  "name": "challenge-js-03",
+  "name": "javascript-challenges",
   "version": "1.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "name": "challenge-js-03",
+      "name": "javascript-challenges",
       "version": "1.0.0",
       "license": "MIT",
       "devDependencies": {
-        "jest": "^29.0.1"
+        "jest": "29.0.1"
       }
     },
     "node_modules/@ampproject/remapping": {
diff --git a/src/factorial.js b/src/factorial.js
index 4f3ae70..31bc286 100644
--- a/src/factorial.js
+++ b/src/factorial.js
@@ -1,5 +1,12 @@
 const factorial = (number) => {
   // your code here
+  if (number < 0) throw new Error("Entrada no válida");
+
+  result = 1;
+
+  for (let i = number; i > 1; i--) result *= i;
+
+  return result;
 }
 
 module.exports = factorial;
\ No newline at end of file
diff --git a/src/fibonacci.js b/src/fibonacci.js
index ea3270f..e3ec4a3 100644
--- a/src/fibonacci.js
+++ b/src/fibonacci.js
@@ -1,5 +1,17 @@
 const fibonacci = (n) => {
   // your code here
+  // 0 1 1 2 3 5 8
+  let a = 0, b = 1;
+  const fibonacciSerie = [];
+
+  for (let i = 1; i <= n; i++) {
+    fibonacciSerie.push(b);
+    const aux = a;
+    a = b;
+    b = aux + b;
+  }
+
+  return fibonacciSerie;
 }
 
 module.exports = fibonacci;
\ No newline at end of file
diff --git a/src/primalidad.js b/src/primalidad.js
index 8bdb849..ee64720 100644
--- a/src/primalidad.js
+++ b/src/primalidad.js
@@ -1,5 +1,13 @@
 const trialDivision = (number) => {
   // your code here
+  if (number !== Math.round(number)) return false;
+
+  const divisores = [];
+  for (let i = 2; i < 10; i++)
+    if (i !== number && number % i === 0) divisores.push(i);
+
+  // console.log(divisores);
+  return number > 1 && divisores.length === 0;
 }
 
 module.exports = trialDivision;
\ No newline at end of file