15,4,181
#
in steps
000000 000000
000000
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00007f
0000ff 0000ff
0000ff
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007f00
007f7f 007f7f
007f7f
03018c 03018c
03018c
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00ff00
00ff7f 00ff7f
00ff7f
07029a 07029a
07029a
00ffff 00ffff
00ffff
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7f007f
0b03a7 0b03a7
0b03a7
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7f7f00
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7f7f7f
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0f04b5
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7fff7f 7fff7f
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7fffff 7fffff
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1205c3 1205c3
1205c3
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1606d0 1606d0
1606d0
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1a07de 1a07de
1a07de
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1e08ec 1e08ec
1e08ec