Jouderian Nobre Junior jouderianjr

R.reduce(
    (acc, x) => R.compose(
        R.flip(R.prepend)(acc), 
        R.sum,
        R.map(R.add(1))
    )([x,...acc]), 
    [0]
)([13, 28])

You can use Ellie to "test" the code, changing only the result function and adding your extra code

Extra documentation to use this as reference:

Data Modeling exercises

	angular.module('test', [])

	.controller('TesteCtrl', function($scope){
	$scope.modelo = {
	nome: 'jouderian',
	sexo: "masculino",
	idade: 24
	}

	$scope.modeloToUpdate = {}


	function removeSpecialChars(str) {
	return str.replace(/ /gi,"").replace(/[_\W]/gi,"").toLowerCase();
	}
	function reverseString(str) {
	return str.split('').reverse().join('');
	}

	function palindrome(str) {
	var cleanedString = removeSpecialChars(str);

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title></title>
	</head>
	<body>
	<input type="text" id="numero1" placeholder="digite o primeiro numero">
	<input type="text" id="numero2" placeholder="digite o segundo numero">
	<button id="oi">calcular</button>