//array quiz program
//should keep track of number of correct answers
//should display number of correct asnwers
//display the correct and false questions seperately
//use two dimensional array for qeustions and asnwers

var quiz=[
  ['how old is Messi?',30],
  ['how old is Iniesta?',32],
  ['how old is neymar?',25]
];

function print(message) {
  document.write(message);
}

var correct=0;
var correctquestion=[];
var falsequestion=[];

var question1=prompt(quiz[0][0]);
if(parseInt(question1)===quiz[0][1]){
  correct +=1;
}
if(parseInt(question1)===quiz[0][1]){
  correctquestion.unshift(quiz[0][0]);
}else{
 falsequestion.unshift(quiz[0][0]);
}
//-----------------------------
var question2=prompt(quiz[1][0]);
if(parseInt(question2)===quiz[1][1]){
  correct +=1;
}
if(parseInt(question2)===quiz[1][1]){
  correctquestion.unshift(quiz[1][0]);
}else{
 falsequestion.unshift(quiz[1][0]);
}
//--------------------------------------
var question3=prompt(quiz[2][0]);
if(parseInt(question3)===quiz[2][1]){
  correct +=1;
}
if(parseInt(question3)===quiz[2][1]){
  correctquestion.unshift(quiz[2][0]);
}else{
  falsequestion.unshift(quiz[2][0]);
}
//-------------------------------
print("the number of correct answers is " + correct +"</br>");

for (i=0; i<correctquestion.length; i++){
print("Correct questions are </br>" +correctquestion[i]+ "</br>");}

for (i=0; i<falsequestion.length; i++){
print("False questions are </br>" +falsequestion[i] + "</br>");}