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PKU v. THU (Preliminary Round 2)
Time Limit: 5 s
Memory Limit: 1024 MB
# 3844. LCS Spanning Tree
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自定义测试
The problem was used in the following contest:
The 2021 ICPC Asia Macau Regional Contest
Moscow Pre-Finals Workshops 2022 Day 3
This problem is prepared by
chenjb
and
joyemang
.
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