by steps
000000 000000
000000
e623db e623db
e623db
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
d728dd d728dd
d728dd
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
c92edf c92edf
c92edf
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
ba34e1 ba34e1
ba34e1
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
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7f7f7f
ac3ae4 ac3ae4
ac3ae4
7f7fff 7f7fff
7f7fff
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7fff7f
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7fffff
9e3fe6 9e3fe6
9e3fe6
ff0000 ff0000
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8f45e8 8f45e8
8f45e8
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
814bea 814bea
814bea
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
7351ed 7351ed
7351ed