作者Hydrisk (Fear...)
看板Yup00-02
标题一张发票的价值
时间Mon Feb 16 09:54:38 2009
今天无聊算算一张发票值多少钱
=(3/1000-3/10000-3/100000-3/1000000-3/10000000-3/100000000)*200+(2/1000)*200
+(3/10000-3/100000-3/1000000-3/10000000-3/100000000)*1000+(3/100000-3/1000000
-3/10000000-3/100000000)*4000+(3/1000000-3/10000000-3/100000000)*10000+(3/100
00000-3/100000000)*40000+3/100000000*200000+1/100000000*2000000
=1.370184
一张发票值台币 1.370184
所以一个月累积一百张得没去对奖的话
就损失137元耶
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