c

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#include <stdio.h>

​

#define ROWS 3

#define COLS 4

​

int main() {

    // Declaration and initialization of a 2-dimensional array

    int matrix[ROWS][COLS] = {

        {1, 2, 3, 4},

        {5, 6, 7, 8},

        {9, 10, 11, 12}

    };

    // Printing the elements of the 2-dimensional array

    for (int i = 0; i < ROWS; i++) {

        for (int j = 0; j < COLS; j++) {

            printf("%d ", matrix[i][j]);

        }

        printf("\n");

    }

    return 0;

}