haar_
lib
0.1.0
Module conv_
mul_
mod2n
Sections
Problems
Module Items
Functions
In haar_
lib::
math::
convolution
haar_lib
::
math
::
convolution
Module
conv_mul_mod2n
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添字積$\pmod {2^N}$畳み込み
§
Problems
https://judge.yosupo.jp/problem/mul_mod2n_convolution
Functions
§
convolution_
mul_
mod2n
$c_k = \sum_{i \times j = k \pmod {2^N}} a_i b_j$を満たす$c$を求める。