这估计是从往年比赛题目上粘过来的，很多题都是这样的，忽略就好了
by 二元长天笑 @ 2017-09-15 13:59:07
洛谷什么时候文件输入输出过
by 览遍千秋 @ 2017-09-19 21:16:21
**就是就是**
by Uni_Tune @ 2017-09-21 14:06:22
像我这种棕名的垃圾
by Uni_Tune @ 2017-09-21 14:06:59
也知道
by Uni_Tune @ 2017-09-21 14:07:12
tan90
by leozhudd @ 2017-10-24 18:20:35
你见过除了清橙还有哪个OJ用文件输入输出的
by huangwenlong @ 2017-10-26 20:58:11
@[huangwenlong](/space/show?uid=22890) COGS？
by zzlzk @ 2017-10-26 20:59:27
@[huangwenlong](/space/show?uid=22890) 清橙是啥…
by Capella @ 2017-10-31 17:38:14