package expr.operation;
import expr.Expr;
public abstract class Operation extends Expr {
private final Expr lhs;
private final Expr rhs;
public Operation(Expr lhs, Expr rhs){
this.lhs = lhs;
this.rhs = rhs;
}
public Expr getLhs() {
return lhs;
}
public Expr getRhs() {
return rhs;
}
}