/**
 * 画面に数値を並行同時に表示．
 * @author kaiya
 *
 */
public class NumOut extends Thread{
private int id;
private static int max=30;
private static int tnum=4;

	NumOut(int id){ this.id=id; }

	public void run(){
		for(int i=0; i<max; i++){
			System.out.print(id+" ");
		}
	}

	public static void main(String[] args){
		Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
		for(int i=0; i<tnum; i++)
			new NumOut(i+1).start();
	}
}