import pygame

pygame.init()
screen = pygame.display.set_mode((640, 480))
background = pygame.Surface(screen.get_size())
background.fill((255, 255, 255))

ballsurface = pygame.Surface((150, 150))
ballsurface.fill((255, 255, 255))  
pygame.draw.circle(ballsurface, (0, 0, 255), (75, 75), 75)
pygame.draw.rect(background, (0, 0, 0), (400, 100, 100, 100))

running = True
FPS = 30
clock = pygame.time.Clock()

#pygame.draw.circle(ballsurface, (255, 255, 255), (75, 75), 75) 
#pygame.draw.rect(background, (255, 255, 255), (400, 100, 100, 100))

screen.blit(background, (0, 0))
screen.blit(ballsurface, (50, 50))

while running:
    milliseconds = clock.tick(FPS)

    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                running = False
    
    pygame.display.flip()

pygame.quit()
4c83e78328ac3d2efc5293ea39b73e324da25e48
<mask token>

<mask token>
pygame.init()
<mask token>
background.fill((255, 255, 255))
<mask token>
ballsurface.fill((255, 255, 255))
pygame.draw.circle(ballsurface, (0, 0, 255), (75, 75), 75)
pygame.draw.rect(background, (0, 0, 0), (400, 100, 100, 100))
<mask token>
screen.blit(background, (0, 0))
screen.blit(ballsurface, (50, 50))
while running:
    milliseconds = clock.tick(FPS)
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                running = False
    pygame.display.flip()
pygame.quit()

<mask token>
pygame.init()
screen = pygame.display.set_mode((640, 480))
background = pygame.Surface(screen.get_size())
background.fill((255, 255, 255))
ballsurface = pygame.Surface((150, 150))
ballsurface.fill((255, 255, 255))
pygame.draw.circle(ballsurface, (0, 0, 255), (75, 75), 75)
pygame.draw.rect(background, (0, 0, 0), (400, 100, 100, 100))
running = True
FPS = 30
clock = pygame.time.Clock()
screen.blit(background, (0, 0))
screen.blit(ballsurface, (50, 50))
while running:
    milliseconds = clock.tick(FPS)
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                running = False
    pygame.display.flip()
pygame.quit()

import pygame
pygame.init()
screen = pygame.display.set_mode((640, 480))
background = pygame.Surface(screen.get_size())
background.fill((255, 255, 255))
ballsurface = pygame.Surface((150, 150))
ballsurface.fill((255, 255, 255))
pygame.draw.circle(ballsurface, (0, 0, 255), (75, 75), 75)
pygame.draw.rect(background, (0, 0, 0), (400, 100, 100, 100))
running = True
FPS = 30
clock = pygame.time.Clock()
screen.blit(background, (0, 0))
screen.blit(ballsurface, (50, 50))
while running:
    milliseconds = clock.tick(FPS)
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                running = False
    pygame.display.flip()
pygame.quit()

import pygame

pygame.init()
screen = pygame.display.set_mode((640, 480))
background = pygame.Surface(screen.get_size())
background.fill((255, 255, 255))

ballsurface = pygame.Surface((150, 150))
ballsurface.fill((255, 255, 255))  
pygame.draw.circle(ballsurface, (0, 0, 255), (75, 75), 75)
pygame.draw.rect(background, (0, 0, 0), (400, 100, 100, 100))

running = True
FPS = 30
clock = pygame.time.Clock()

#pygame.draw.circle(ballsurface, (255, 255, 255), (75, 75), 75) 
#pygame.draw.rect(background, (255, 255, 255), (400, 100, 100, 100))

screen.blit(background, (0, 0))
screen.blit(ballsurface, (50, 50))

while running:
    milliseconds = clock.tick(FPS)

    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                running = False
    
    pygame.display.flip()

pygame.quit()