import java.util.*;
import Jakarta.util.FixDosOutputStream;
import java.io.*;
public class AstOptNode {
public int getFirstLineNum() {
return ( arg[0] == null ) ? -1 : arg[0].getFirstLineNum();
}
public int getLastLineNum() {
return ( arg[0] == null ) ? -1 : arg[0].getLastLineNum();
}
}