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Problem 1002
1≤∑n≤10^5???
xtulollipop
| 2016-05-14 19:28:54
Author
这是啥?
admin
| 2016-05-14 19:30:13
# 1
对于所有测试数据的n,之和不超过10^5
xtulollipop
| 2016-05-14 19:34:23
# 2
不懂!前边n不是范围吗。。这个∑n有什么用吗?
admin
| 2016-05-14 19:35:23
# 3
就是告诉你有这个条件啦,用不用随你,怎么用也随你
xtulollipop
| 2016-05-14 19:36:33
# 4
T_T!!
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