defis_prime(n): if n < 2: returnFalse if n == 2: returnTrue if n % 2 == 0: returnFalse for i inrange(3, int(sqrt(n)) + 1, 2): if n % i == 0: returnFalse returnTrue
img = Image.open('op.png') w, h = img.size result = Image.new('RGB', (w, h), (255, 255, 255))
for y inrange(h): for x inrange(w): r, g, b = img.getpixel((x, y)) if is_prime(r): result.putpixel((x, y), (0, 0, 0)) else: result.putpixel((x, y), (255, 255, 255))
result.save('simply_red_primes.png')
素数像素形成大号文字,拼出一句名言。这句是 Optimus
Prime(变形金刚)的台词。
No sacrifice is too great in the service of freedom.
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SYSTEM STATUS: ACTIVEENCRYPTED SECTOR 7PRTS_TERMINAL_V2.0PROTOCOL: 0x2AENCRYPTED DATA STREAMSYSTEM: ONLINE