|NO.Z.00003|——————————|BigDataEnd|——|Arithmetic&statistics.v03|——|statistical：APP用户数预测|

三、APP用户数预测

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Walter Savage Landor:strove with none,for none was worth my strife.Nature I loved and, next to Nature, Art:I warm'd both hands before the fire of life.It sinks, and I am ready to depart

                                                                                                                                                   ——W.S.Landor

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