by steps
000000 000000
000000
238206 238206
238206
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00007f
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308308 308308
308308
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3d840a 3d840a
3d840a
00ffff 00ffff
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4a860d 4a860d
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658811
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728a14 728a14
728a14
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ff7f7f
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ff7fff
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7f8b16
ffff00 ffff00
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ffff7f
ffffff ffffff
ffffff
8d8d19 8d8d19
8d8d19