var arrr = function(step){
   var a = 100;
   var end = 0;
   var step = step||1;
   while(a != end){
      a-= step;
      var res = 100 / (100 - a);

      var ar = res.toString().split(".");
      var left = ar[0];
      var right = ar[1];
      if(right&&right.length>3){
        right=right.substr(0, 3);
        var res = parseFloat(left + "." + right);
      }
      console.log("resist: %s (percent), multuplier: %s", a, res);
   }

}