代码位于csp5-final.cpp。
The solution is in file csp5-final.cpp.
使用一般的求解常系数线性递推式的方法进行求解,使用AVX2对NTT进行了5.5倍左右的优化,本机运行时间从3.3s优化至0.6s。
Tt uses AVX2 to speed up NTT by about 5.5 times (running time is reduced from 3.3s to 0.6s).
This project forked from eairpeter/csp201809-5
Solution to CCF CSP 201809-5
License: GNU General Public License v3.0
代码位于csp5-final.cpp。
The solution is in file csp5-final.cpp.
使用一般的求解常系数线性递推式的方法进行求解,使用AVX2对NTT进行了5.5倍左右的优化,本机运行时间从3.3s优化至0.6s。
Tt uses AVX2 to speed up NTT by about 5.5 times (running time is reduced from 3.3s to 0.6s).
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