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PKU v. THU (Preliminary Round 2)
Time Limit: 5 s
Memory Limit: 1024 MB
# 4822. Matrix Counting
Statistics
Statement
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Custom Test
The problem was used in the following contest:
Petrozavodsk Summer 2022. Day 3. Qingyu, flower and their friends’ Contest
The 2nd Universal Cup. Stage Ω: Atlantis (
Prime
Contest)
This problem is prepared by
alpha1022
.
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