21,246,135
#
in steps
000000 000000
000000
12f872 12f872
12f872
00007f 00007f
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0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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00ff7f 00ff7f
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13f77c 13f77c
13f77c
00ffff 00ffff
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7f007f 7f007f
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16f68c 16f68c
16f68c
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ff7fff ff7fff
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18f596 18f596
18f596
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
19f59c 19f59c
19f59c