Currency Converter

function read([arg1, arg2, arg3]){

    var nun = Number(arg1);
    var curenIn   = (arg2);
    var curenOut  = (arg3);

       if(curenIn === "USD"){
         nun = nun * 1.79549;
       }
       else if(curenIn === "EUR"){
         nun = nun * 1.95583;
       }
       else if(curenIn === "GBP"){
         nun = nun * 2.53405;
       }

       if(curenOut === "USD"){
        nun = nun / 1.79549;
       }
       else if(curenOut === "EUR"){
        nun = nun / 1.95583;
       }
       else if(curenOut === "GBP"){
        nun = nun / 2.53405;
       }

       console.log( ((nun).toFixed(2) + " " +  curenOut) );
   }



read(["150.35", "USD" , "EUR"]);