How can I implement an array from different class in the array of different class?

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C++14

I want to implement array which is in class shape:
char shapeO[4][4]={{0, 0, 0, 0},
{0, 1, 1, 0},
{0, 1, 1, 0},
{0, 0, 0, 0}};
I want to take this array in other class named block array in this class:
char block[4][4][4];

What I have tried:

I want to implement array which is in class shape:
char shapeO[4][4]={{0, 0, 0, 0},
    {0, 1, 1, 0},
    {0, 1, 1, 0},
    {0, 0, 0, 0}};
I want to take this array in other class named block array in this class:
char block[4][4][4];