by steps
000000 000000
000000
17a728 17a728
17a728
00007f 00007f
00007f
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0000ff
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14b242
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007fff
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00ff7f 00ff7f
00ff7f
11bd5d 11bd5d
11bd5d
00ffff 00ffff
00ffff
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7f007f
0ec878 0ec878
0ec878
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0bd393
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7fffff 7fffff
7fffff
08deae 08deae
08deae
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05e9c9
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ff7f7f
ff7fff ff7fff
ff7fff
02f4e4 02f4e4
02f4e4
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff