by steps
000000 000000
000000
719d78 719d78
719d78
00007f 00007f
00007f
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0000ff
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007f00
007f7f 007f7f
007f7f
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719478
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007fff
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00ff7f
728c78 728c78
728c78
00ffff 00ffff
00ffff
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7f007f
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738379
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747379
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756a7a 756a7a
756a7a
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ff7f7f
ff7fff ff7fff
ff7fff
76627a 76627a
76627a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
775a7b 775a7b
775a7b