rthangam

function memoize(fn){
  return function(){
     let args = Array.prototype.slice.call(arguments);
     let hash = "";
     let currentArg = null;
     let i = args.length;
    
      while(i--){
        currentArg = args[i];
        hash += (currentArg === Object(currentArg))? JSON.stringify(currentArg):