21,7,90
#
in steps
000000 000000
000000
0d0468 0d0468
0d0468
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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0f0464 0f0464
0f0464
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
110561 110561
110561
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
13065d 13065d
13065d
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7f7f00
7f7f7f 7f7f7f
7f7f7f
15075a 15075a
15075a
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
170756 170756
170756
ff0000 ff0000
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190853 190853
190853
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ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1b094f 1b094f
1b094f
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1d0a4c 1d0a4c
1d0a4c