/*
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 */

package servlets;

/**
 *
 * @author javamobile
 */
public class Arvutaja {
   int a1, a2;
   public Arvutaja(int arv1, int arv2){
      a1=arv1; a2=arv2;      
   }
   public Arvutaja(String arv1, String arv2){
      this(Integer.parseInt(arv1), Integer.parseInt(arv2));
   }
   public int korrutis(){
      return a1*a2;
   }
   public int summa(){
      return a1+a2;
   }
   public int vahe(){
      return a1-a2;
   }
   public int suhe(){
      return a1/a2;
   }
   public int tehe(String symbol){
      if(symbol.equals("*")){return korrutis();}
      if(symbol.equals("/")){return suhe();}
      if(symbol.equals("+")){return summa();}
      if(symbol.equals("-")){return vahe();}
      throw new RuntimeException("Tundmatu tehe");
   }
}