by steps
000000 000000
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688237
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6f823b
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77823f
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878348
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8f834c
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978451 978451
978451
ff7f00 ff7f00
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ff7fff
9f8455 9f8455
9f8455
ffff00 ffff00
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ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
a7855a a7855a
a7855a