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04-arithmetic/mediana.js

@@ -5,26 +5,23 @@ const calcularMediaAritmetica = (arr) =>
     (valorAcumulado = 0, nuevoElemento) => valorAcumulado + nuevoElemento
   ) / arr.length;
 
-const mitadLista1 = NUMBERS.length / 2;
-
 function isEven(n) {
   if (!n % 2 === 0) {
     return true;
   }
   return false;
 }
 
-let mediana;
-
-if (isEven(NUMBERS.length)) {
-  const elemento1 = NUMBERS[mitadLista1 - 1];
-  const elemento2 = NUMBERS[mitadLista1];
+function main() {
+  if (isEven(NUMBERS.length)) {
+    const promedioElemento1y2 = calcularMediaAritmetica([
+      NUMBERS[NUMBERS.length / 2 - 1],
+      NUMBERS.length / 2,
+    ]);
 
-  const promedioElemento1y2 = calcularMediaAritmetica([elemento1, elemento2]);
-
-  mediana = promedioElemento1y2;
-} else {
-  mediana = NUMBERS[mitadLista1];
+    return promedioElemento1y2;
+  }
+  return NUMBERS[NUMBERS.length / 2];
 }
 
-console.log(mediana);
+console.log(main());

README.md

@@ -1,5 +1,10 @@
 # Curso Práctico de JavaScript
 
+[![GitMoji](https://img.shields.io/badge/gitmoji-%20😜-FFDD67.svg)](https://gitmoji.dev)
+[![Language Grade](https://img.shields.io/lgtm/grade/javascript/g/UltiRequiem/oop-js-platzi.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/UltiRequiem/oop-js-platzi/context:javascript)
+[![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](https://opensource.org/licenses/MIT)
+[![Lines Of Code](https://img.shields.io/tokei/lines/github.com/UltiRequiem/oop-js-platzi?color=blue&label=Total%20Lines)](https://github.com/UltiRequiem/oop-js-platzi)
+
 Notas y código del curso.
 
 ![Wall](./img/wall.jpg)