var numbers=[90,46,7,12,100,68];
var length=numbers.length;
var buckets=new Array(10);
Clear();
function Clear(){
for(var i=0;i<10;i++)
  buckets[i]=[];
}


RadixSort();
function RadixSort(){
  var maxElement=Math.max.apply(null,numbers);
  var maxDigits=GetDigitsCount(maxElement);
  var count=0;
  while(count<maxDigits){
    CopyToArray();
  for(var index=0;index<length;index++){
    var tenIndex=Math.pow(10,count);
    var remNumber=parseInt(numbers[index]/tenIndex,10);
    var bucketIndex=remNumber%10;
    
    buckets[bucketIndex].push(numbers[index]);
  }
  
    count++;
  }
  
  for(var i=0;i<9;i++){
    var arr=buckets[i];
    var arrLength=arr.length;
    for(var j=0;j<arrLength;j++)
      console.log(arr[j]);
  }
}
  function GetDigitsCount(number)
  {
    var count=0;
    while(number>0){
     number=parseInt(number/10); 
      count++;
    }
    return count;
  }

  function CopyToArray(){
    var k=0;
  for(var i=0;i<10;i++){
    var arr=buckets[i];
    var arrLength=arr.length;
    for(var j=0;j<arrLength;j++){
      numbers[k++]=arr[j];
    }
    buckets[i]=[];
  }

  }