c++: template: 2d array

gistfile1.cpp

// http://stackoverflow.com/questions/8767166/passing-2d-array-to-function/17569578#17569578

#include <iostream>

template <size_t rows, size_t cols>
void process_2d_array_template( int( &array )[rows][cols] )
{
    for ( size_t i = 0; i < rows; ++i )
    {
        std::cout << i << ": ";
        for ( size_t j = 0; j < cols; ++j )
        {
            std::cout << array[i][j] << '\t';
        }
        std::cout << std::endl;
    }
}

int main( int argc, char *argv[] )
{
    int array[3][3] = {
        { 2, 4, 1 },
        { 5, 1, 7 },
        { 7, 1, 6 }
    };

    process_2d_array_template( array );

	return 0;
}