by steps
000000 000000
000000
56661f 56661f
56661f
00007f 00007f
00007f
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0000ff
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007f7f 007f7f
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4b693b 4b693b
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007fff 007fff
007fff
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00ff7f 00ff7f
00ff7f
406c57 406c57
406c57
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
356f73 356f73
356f73
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2b728f 2b728f
2b728f
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2075ab 2075ab
2075ab
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1578c7 1578c7
1578c7
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
0a7be3 0a7be3
0a7be3
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff