42,18,5
#
in steps
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000000
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00007f
0000ff 0000ff
0000ff
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007f00
007f7f 007f7f
007f7f
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00ff7f
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150902
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1f0d04
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2a1205
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351606 351606
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4a1f09 4a1f09
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ffff00 ffff00
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ffff7f
ffffff ffffff
ffffff
55240b 55240b
55240b