by steps
000000 000000
000000
ee1c3b ee1c3b
ee1c3b
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00007f
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0000ff
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ea2247
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00ff7f
e72854 e72854
e72854
00ffff 00ffff
00ffff
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e32e60
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e0346d
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dc3a79
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ff7f7f
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ff7fff
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d54692
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ffff00
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ffffff ffffff
ffffff
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d24c9f