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Python Program to generate the Sierpinski's gasket
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import random, pygame, sys from pygame.locals import * DISPLAYSURF=pygame.display.set_mode((1000, 800), 0, 32) pygame.display.set_caption('Sierpinski Triangle') BLACK=(0, 0, 0) WHITE=(255, 255, 255) i=0 while True: for event in pygame.event.get(): if event.type==QUIT: pygame.quit() sys.exit() elif event.type==MOUSEBUTTONUP: i+=1 if i==1: A=(event.pos[0], event.pos[1]) pygame.draw.circle(DISPLAYSURF, WHITE, A, 2, 0) elif i==2: B=(event.pos[0], event.pos[1]) pygame.draw.circle(DISPLAYSURF, WHITE, B, 2, 0) elif i==3: C=(event.pos[0], event.pos[1]) pygame.draw.circle(DISPLAYSURF, WHITE, C, 2, 0) elif i==4: St=(event.pos[0], event.pos[1]) pygame.draw.circle(DISPLAYSURF, WHITE, St, 2, 0) else: pygame.quit() sys.exit() if i==4: x=random.randint(1, 6) if x==1 or x==2: St=((St[0] + A[0])/2, (St[1] + A[1])/2) elif x==3 or x==4: St=((St[0] + B[0])/2, (St[1] + B[1])/2) else: St=((St[0] + C[0])/2, (St[1] + C[1])/2) pygame.draw.circle(DISPLAYSURF, WHITE, St, 2, 0) pygame.display.update()