import java.applet.Applet ; import java.awt.Graphics ; /* */ public class Yoshida_0713 extends Applet{ public void paint( Graphics g ){ int i ; int d = 0 ; for( i = 0 ; i < 100 ; i++ ){ g.drawArc( i, i, 200-i*2, 200-i*2, d, 45 ) ;//少しずつ孤を小さく描く d += 45 ; if( d >= 360 ) d -= 360 ; } } }