import java.applet.*;
import java.awt.*;

public class m0104352_02 extends Applet {

  public void paint (Graphics g){
     int vsize =480;

        int x, y, R, G, B;

      for(x = 0; x < vsize; x++){
            for(y = 0; y < vsize; y++){

                // *** BEGIN YOUR PROGRAM *** //

                 	if((x / 30) % 2 == 0) {
						R = 180;
						G = 186;
                 		B = 190;

					 	if((x / 2) % 2 == 0) {
							R = 180;
							G = 254;
							B = 190;
						}

					} else {
						R = 160;
						G = 186;
                 		B = 170;

                 		if((x / 2) % 2 == 0) {
							R = 100;
							G = 196;
							B = 130;
						}
					}

                // *** END YOUR PROGRAM *** //

           g.setColor(new Color(R,G,B));
           g.fillRect(x,y,x,y);

            }
        }
    }
}