Lib/行列積

行列x行列

code:cpp

vector<vector<mint>> mat_mul(const vector<vector<mint>> &A, const vector<vector<mint>> &B) {

int n = A.size();

assert(m == (int)B.size());

vector<vector<mint>> C(n, vector<mint>(l, 0));

for (int i = 0; i < n; i++) {

for (int k = 0; k < m; k++) {

for (int j = 0; j < l; j++) {

}

}

}

return C;

}

行列xベクトル

code:cpp

vector<mint> mat_vec_mul(const vector<vector<mint>> &A, const vector<mint> &v) {

int n = A.size();

assert(m == (int)v.size());

vector<mint> res(n, 0);

for (int i = 0; i < n; i++) {

for (int j = 0; j < m; j++) {

}

}

return res;

}