hsize_t start_out[2] = {0, 3}; /* Hyperslab offset in memory */
int data[6][5]; /* Data to write */
int data_out[7][7]; /* Data read in */
int input_loc[8][2] = {{0, 0}, {1, 0}, {2, 0}, {2, 1}, {3, 1}, {4, 1}, {4, 2}, {5, 2}};
int output_loc[8][2] = {{0, 3}, {0, 4}, {1, 3}, {1, 4}, {2, 3}, {2, 4}, {3, 3}, {3, 4}};
int dsetrank = 2; /* File Dataset rank */