関連ワード:  how to initialize 2d array in cpp    how to declare 2d array in cpp    how to define 2d array in cpp    how to initialise 2d array in cpp    how to initialize 2d array in c++    how to initialize 2d array in c++ with 0    how to declare multidimensional array in cpp    how to declare 2d array in c++    how to initialize 2d matrix in c++    how to initialize multidimensional array in c++