関連ワード:  how to make 2d array in cpp    how to make 2d array in c++    how to make 2 dimensional array in c++    how to make multidimensional array in c++    how to make 2d matrix in c++    how to do 2d array in c++    how to create 2 dimensional array in c++ using new    how to make dynamic 2d array in c++    how to get size of 2d array in cpp    how to create dynamic 2d array in c++