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Problem 1002
多米诺
13846067066
| 2016-07-30 19:34:55
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请问 什么叫做 碰到了?是只要倒下的多米诺骨牌等于相邻多米诺骨牌的距离就行吗?
zhangjiangtao
| 2016-07-30 19:42:24
# 1
是的
swust_20141022
| 2016-07-30 19:43:58
# 2
必须大于 = =
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