The document contains code for two Java applets: 1. The first applet draws a series of overlapping ovals with changing positions and sizes. 2. The second applet draws 25 numbered ovals arranged in a 5x5 grid, using nested for loops to handle the positioning and coloring of the ovals.

1. import java.awt.*;
import java.applet.Applet;
@SuppressWarnings("serial")
public class circulos extends Applet{
public void init(){
}
public boolean action(Event evt, Object obj)
{
return true;
}
public void paint(Graphics g)
{
int x,y,a,l;
x=100; y=100; a=70; l=70;
for(int i=0;i<5;i++){
g.drawOval(x, y, a, l);
x-=15; y-=15; a+=30; l+=30;
}
}
}

2. import java.awt.*;
import java.applet.Applet;
@SuppressWarnings("serial")
public class tarea extends Applet{
public void init(){
}
public boolean action(Event evt, Object obj)
{
return true;
}
public void paint(Graphics g)
{
g.setColor(Color.ORANGE);
int x,y,a,l,nx,ny;
x=30; y=30; a=70; l=70;
nx=63; ny=65;
for(int i=1;i<=5;i++){
g.drawString(""+i, nx, ny);
g.drawOval(x,y,a,l);

3. x=x+80;
nx+=80;
}
x=30;
nx=63;
for(int i=6;i<=10;i++){
y=110; ny=145;
g.drawString(""+i, nx, ny);
g.drawOval(x,y,a,l);
g.setColor(Color.GREEN);
x+=80;
nx+=80;
}
x=30;
nx=63;
for(int i=11;i<=15;i++){
y=190; ny=225;
g.drawString(""+i, nx, ny);
g.drawOval(x,y,a,l);
x+=80;
nx+=80;
}
x=30;
nx=63;
for(int i=16;i<=20;i++){
y=270; ny=305;
g.drawString(""+i, nx, ny);
g.drawOval(x,y,a,l);
x+=80;
nx+=80;
}
x=30;
nx=63;
for(int i=21;i<=25;i++){
y=350; ny=385;
g.drawString(""+i, nx, ny);
g.drawOval(x,y,a,l);
x+=80;
nx+=80;
}
}
}