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import sys
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import math
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def hex2flt(h: str):
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c_u8 = [int(h[0:2], 16), int(h[2:4], 16), int(h[4:6], 16)]
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c_flt = [x / 255 for x in c_u8]
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c_srgb = [x**2 for x in c_flt]
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c_str = ", ".join(f"{x:7.5f}" for x in c_srgb)
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print(f"[{c_str}]")
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if __name__ == "__main__":
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hex2flt(sys.argv[1])
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