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Hack!
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PKU v. THU (Preliminary Round 2)
User profile
Z_drj
Rating
1800
Contribution
0
Usergroup
Default
Motto
Visit Z_drj's blog
Rating changes
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Accepted problems:12 problems
1249
1281
1436
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6376
7415
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8784
8815
21670
Tried problems:2 problems
5504
8936
Authored Problems:0 problem
None
Virtual Participations:0 contest
None