import pygame as pg
import sys
import random
 
WHITE = (255, 255, 255)
BLUE = (0, 0, 225)
 
sc = pg.display.set_mode((500, 500))
sc.fill(WHITE)
pg.display.update()
pos_x = []
pos_y = []
counter = 1
pos_x.append(random.randint(100,400))
pos_y.append(random.randint(100,400))
while 1:
    for i in pg.event.get():
        if i.type == pg.QUIT:
            sys.exit()
            
        if i.type == pg.MOUSEBUTTONDOWN:
         pos_x.append(random.randint(100,400))
         pos_y.append(random.randint(100,400))
         counter += 1
         if (counter == 10): counter = 1
        
    pressed = pg.mouse.get_pressed()
    pos = pg.mouse.get_pos()
    sc.fill(WHITE)
    for t in range(counter):
     pg.draw.rect(sc, BLUE, pg.Rect(pos_x[t],pos_y[t], 50, 50))
    
    pg.display.flip()