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Problem 1002
英语渣渣跪了T_T
xiangdaww
| 2014-12-13 19:42:36
Author
T_T
2013201317
| 2014-12-13 19:45:33
# 1
RE:英语渣渣跪了T_T
妈妈问我为什么跪着读题T_T
2013201317
| 2014-12-13 19:49:36
# 2
RE:英语渣渣跪了T_T
楼主我读懂题了···是说有a1个1,a2个2,a3个3,a4个4,然后能不能用它们组若干个等差数列T_T
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