Problem 9c.

   #9c
import math
def circle(x,y,r,s):
 for a in range (0,200):
  angle=(a/100.0)*math.pi
  x1=int(x+math.cos(angle)*r)
  y1=int(y+math.sin(angle)*r)
  g.setPixel(x1,y1,s)
  

def drop (x,y):
 for q in range (0,100):
  circle (x,y,q,int(math.sin(q*q/40)*30))


while 1:
 if g.getMouse (3)==100:
  for z in range (0,5):
   drop(g.getMouse(1),g.getMouse (2))
   g.pause(1)
   

 
   -gary escudero