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Hack!
網誌
PKU v. THU (Preliminary Round 2)
Time Limit: 3.0 s
Memory Limit: 256 MB
Hackable ✓
# 8128. Alternating Paths
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The problem was used in the following contest:
The 2nd Universal Cup. Stage 19: Estonia
Osijek Competitive Programming Camp Fall 2023. Day 6. Estonian Contest
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