cpp pointer to two dimensional array
#include <iostream>
int main() {
const int rows = 3;
const int cols = 4;
int arr[rows][cols] = {
{1, 2, 3, 4},
{5, 6, 7, 8},
{9, 10, 11, 12}
};
int (*ptr)[cols] = arr;
for (int i = 0; i < rows; ++i) {
for (int j = 0; j < cols; ++j) {
std::cout << ptr[i][j] << " ";
}
std::cout << std::endl;
}
return 0;
}