by steps
000000 000000
000000
6c8a9d 6c8a9d
6c8a9d
00007f 00007f
00007f
0000ff 0000ff
0000ff
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007f00
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007f7f
6e8a9b 6e8a9b
6e8a9b
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007fff
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00ff7f
708a99 708a99
708a99
00ffff 00ffff
00ffff
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728a98 728a98
728a98
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748b96
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768b94 768b94
768b94
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788b93 788b93
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
7a8b91 7a8b91
7a8b91
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
7c8c90 7c8c90
7c8c90