21,12,125
#
in steps
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000000
1c117d 1c117d
1c117d
00007f 00007f
00007f
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0000ff
007f00 007f00
007f00
007f7f 007f7f
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1a0f7d 1a0f7d
1a0f7d
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00ff7f 00ff7f
00ff7f
180e7d 180e7d
180e7d
00ffff 00ffff
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160d7d
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150c7d
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130b7d 130b7d
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110a7d 110a7d
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ff7f7f
ff7fff ff7fff
ff7fff
0f097d 0f097d
0f097d
ffff00 ffff00
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ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
0e087d 0e087d
0e087d