basic java prog

[ghost ryder]

any suggestions for improvements??

import intro.*;

public class CertificateCheck {

public static void main(String args[]) {
CertificateCheck obj = new CertificateCheck();
obj.advise();
System.exit(0);
}

public void advise() {
int number = 0;
int marks = 0;
int get = 0;
UserDialog ud = new UserDialog();

//ask user how many practicals
number = ud.getInt("how many pracs have u attended sucka?:");

if (number==0)
ud.showMessage("sorry biatch, u aint gettin **** coz u is a lazy ass fool!!");
else if (number > 3)
ud.showMessage("you talkin ****!! there aint more than 3 pracs!!");
else if (number < 0)
ud.showMessage("how can you have attended less than 0 pracs?! shut the **** up!");
else {
marks = ud.getInt("how many marks have u got sucka?:");
if (marks < 5)
ud.showMessage("sorry biatch u aint gettin **** coz u is a dumb ass fool!!");
else if (marks>=25)

if (number==2)
ud.showMessage("u got cha certificate. dats dope");
else
ud.showMessage("you gotta come 2 tha last prac sucka!!");

else
ud.showMessage("getcha ass to tha last prac and make up " + get + " marks biaaatch!");
}
}
}