treehouse answer to question

by Spindle

HTML

<div id="output"></div>

JavaScript

var arr = [
    ["Hur lång är Marvin Benno? ", 2],
    ["Är Putin och McGregor vänner? ", 2],
    ["Hur många dagar finns på ett år? ", 2],
    ["Vart fiskar Marvin gädda? ", 2],
    ["1?", 2]
];

var questionsAsked = 0;
var wrong = 0;
var right = 0;
var answer;
var html;
var htmlRight;
var htmlWrong;

var questionsRight = [];
var questionsWrong = [];

function print(message){
    var outputDiv = document.getElementById('output');
    outputDiv.innerHTML = message;
}

function buildList(arr) {
   var listHTML = '<ol>';
   for (var i = 0; i < arr.length; i++) {
     listHTML += '<li>' +  arr[i] + '</li>';
   }
   listHTML += '</ol>';
   return listHTML;
}

for (var i = 0; i < arr.length; i++) {
    answer = prompt(arr[i][0]);
    questionsAsked += 1;

    if (parseInt(answer) === arr[i][1]) {
      questionsRight.push(arr[i][0]);
      htmlRight += questionsRight[right];
      // console.log(questionsRight[right]);
      right += 1;
    }

    else {
      questionsWrong.push(arr[i][0]);
      htmlWrong += questionsWrong[wrong];
      // console.log(questionsWrong[wrong]);
      wrong += 1;
    }
}

html = "You got " + right + " out of " + questionsAsked + " answered correct.";
html += '<h1>You got these questions right </h1>';
html += buildList(questionsRight);
html += '<h1> You got these questions wrong </h1>';
html += buildList(questionsWrong);
print(html);