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「CMOI R1」Looking For Edge Of Ground/City Planning
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ID
10445
Time
2000ms
Memory
512MiB
Difficulty
9
Tags
数学
2024
O2优化
组合数学
容斥
生成函数,GF
快速傅里叶变换 FFT
快速数论变换 NTT
拉格朗日反演
洛谷比赛
# Submissions
0
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0
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Hydro
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