by steps
000000 000000
000000
9489bb 9489bb
9489bb
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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948abb
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
958bbc 958bbc
958bbc
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
968cbc 968cbc
968cbc
7f00ff 7f00ff
7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
978dbd 978dbd
978dbd
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
988ebe 988ebe
988ebe
ff0000 ff0000
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ff007f ff007f
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998fbe 998fbe
998fbe
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
9a90bf 9a90bf
9a90bf
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
9b91c0 9b91c0
9b91c0