public class Or extends LogicBinary {
  public Or (int id) {
  }
  public Object sem () throws SemanticException {
    return super.sem("|");
  }
  public Object run () {
    if (T == Integer.class)
      return IntLit.and((Number)a.run(), (Number)b.run());
    return BoolLit.or((Boolean)a.run(), (Boolean)b.run());
  }
}