java for begyndere

Kode 

public class TimeConvert {
    public static void main (String[] args) {
        int tid;
        if (args.length > 0) { // check that there is an argument
            tid = Integer.parseInt(args[0]);
            System.out.println("No argument");
        }
	int h = tid / 60;
        int m = tid % 60;
        System.out.println("H: " + h + " M: " + m);
    }
}