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. . .
 * Algorithm
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function getQuestions(str) { 
  var num = str.match(/d/g);
  var ans = [];
  num = num.map(x => Number(x));

  for (var i = 0; i < num.length; i++) {
    if (num[i] + num[i + 1] === 10) {
      ans.push([num[i], num[i + 1]]);
    }
  }
  
  if (ans.length === 0) {
    return false;
  }

  ans = ans.map(x => x.toString());
  var arr = str.split("");
  return arr;
}


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