by steps
000000 000000
000000
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719971
00007f 00007f
00007f
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0000ff
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007f00
007f7f 007f7f
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728562 728562
728562
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007fff
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00ff7f
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747254
00ffff 00ffff
00ffff
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7f007f
765f46 765f46
765f46
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784c38
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79392a
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ff7f7f
ff7fff ff7fff
ff7fff
7d130e 7d130e
7d130e
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff