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Problem 1001
2 3 1 5 4 是几
201312201401019
| 2015-08-15 19:52:41
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2 3 1 5 4 是几
admin
| 2015-08-15 19:58:42
# 1
6
firmsnail
| 2015-08-15 20:01:26
# 2
是因为2*3是6吗?那 2 1 5 4 3, 是不是应该是2*2 = 4?
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