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PKU v. THU (Preliminary Round 2)
Time Limit: 3.0 s
Memory Limit: 256 MB
Hackable ✓
# 7088. Square Graph
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Statement
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Custom Test
The problem was used in the following contest:
Moscow Pre-Finals Workshops 2019. Day 2. Grand Prix of China
XIX Open Cup named after E.V. Pankratiev, Grand Prix of China
This problem is prepared by
clrs97
and
tangjz
.
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