/**
 * COMP 520
 * conditionals
 */
class MainClass {
   public static void main (String [] args) {
      int tstvar = 0;

      tstvar = 2;
      if (tstvar == 2)
          tstvar = 3;
      else
          tstvar = -1;
      System.out.println(tstvar);
   }
}