public static void main(String[] args){
int a=11;
int b=3;
System.out.println((double)a/b);
DecimalFormat df = new DecimalFormat("#.00");
System.out.println(df.format((double)a/b));
System.out.println(Math.round((double)a/b));
}
public static void main(String[] args){
int a=11;
int b=3;
System.out.println((double)a/b);
DecimalFormat df = new DecimalFormat("#.00");
System.out.println(df.format((double)a/b));
System.out.println(Math.round((double)a/b));
}