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PKU v. THU (Preliminary Round 2)
Time Limit: 1.0 s
Memory Limit: 1024 MB
Hackable ✓
# 8554. Bot Friends
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The problem was used in the following contest:
The 2nd Universal Cup. Stage 28: Chengdu
第九届中国大学生程序设计竞赛总决赛（CCPC Final 2023）
This problem is prepared by
Yakumo_Ran
.
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