by steps
000000 000000
000000
f728f6 f728f6
f728f6
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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f73fe8
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
f857db f857db
f857db
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
f96ece f96ece
f96ece
7f00ff 7f00ff
7f00ff
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7f7f00
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7f7f7f
fa86c1 fa86c1
fa86c1
7f7fff 7f7fff
7f7fff
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7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
fb9db4 fb9db4
fb9db4
ff0000 ff0000
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fcb5a7 fcb5a7
fcb5a7
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
fdcc9a fdcc9a
fdcc9a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
fee48d fee48d
fee48d