by steps
000000 000000
000000
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7dedee
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0000ff
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79cdd1 79cdd1
79cdd1
00ffff 00ffff
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77bdc3 77bdc3
77bdc3
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728e99 728e99
728e99
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ff7fff
707e8b 707e8b
707e8b
ffff00 ffff00
ffff00
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ffff7f
ffffff ffffff
ffffff
6f6f7d 6f6f7d
6f6f7d