washCar2

function solve(carWash){
   let result = 0;
   for(let i = 0;i < carWash.length;i++){
      let command = carWash[i];
      let func = null;

      switch(command){
         case "soap":
          func = a => 10 + a;

         ;break;
         case 'water':
          func = a => a + (a * 0.20);

         ;break;
         case 'vacuum cleaner':

          func = a => a + (a * 0.25);

         ;break;
         case 'mud':
            func = a => a - (a * 0.10);

         ;break;
      }
      result = func(result);

   }


   console.log(`The car is ${result.toFixed(2)}% clean.`);

}
solve(['soap','soap','vacuum cleaner','mud','soap','water']);