20,15,112
#
in steps
000000 000000
000000
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00007f
0000ff 0000ff
0000ff
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007f00
007f7f 007f7f
007f7f
05037b 05037b
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140f70
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231a64 231a64
231a64
ffff00 ffff00
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ffff7f ffff7f
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ffffff ffffff
ffffff
281e61 281e61
281e61