by steps
000000 000000
000000
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7fe115
00007f 00007f
00007f
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0000ff
007f00 007f00
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007f7f 007f7f
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7fc728 7fc728
7fc728
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007fff
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00ff7f
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7fad3b
00ffff 00ffff
00ffff
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7f007f
80934e 80934e
80934e
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807961 807961
807961
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805f74 805f74
805f74
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814587
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ff7f7f
ff7fff ff7fff
ff7fff
812b9a 812b9a
812b9a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
8211ae 8211ae
8211ae