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  1. #include <iostream>
  2.  
  3. int main() {
  4. int array3D[1][2][3] = {{{1, 2, 3}, {4, 5, 6}}};
  5.  
  6. int * array1Dptr = (int *)array3D;
  7. int (&array1Dref)[6] = *((int (*)[6])&array3D);
  8.  
  9. for (int i = 0; i < 6; ++i)
  10. std::cout << array1Dptr[i] << ' ';
  11. std::cout << std::endl;
  12.  
  13. for (int i = 0; i < 6; ++i)
  14. std::cout << array1Dref[i] << ' ';
  15. std::cout << std::endl;
  16. return 0;
  17. }
Success #stdin #stdout 0s 3340KB
stdin
Standard input is empty
stdout
1 2 3 4 5 6 
1 2 3 4 5 6