function starString(x){
  var str = '';
  if (typeof(x)  == 'number'){
    for(var i=0;i<x;i++){
        str += '*';
    }
  }
  return str;
}

function drawStars(x){
  for(var i=0;i<x.length;i++){
    if (typeof(x[i])=='number')
      console.log(starString(x[i]));
    if (typeof(x[i])=='string'){
      var str='';
      for(var j=0;j<x[i].length;j++){
        str+=x[i][0].toLowerCase();
      }
      console.log(str);
    }

  }
}


console.log(starString(8));
console.log(drawStars([4, "Tom", 1, "Michael", 5, 7, "Jimmy Smith"]));