#include <stdio.h>
#include <stdlib.h>

int main()
{
    int **a = {0};

    a = malloc( 3 * sizeof *a );

    if (!a)
    {
        printf("Klaida: nagaliu priskirti atminties bloko. (1)\n");
        return 1;
    }

    a[0] = malloc( 10 * sizeof **a );

    if (!a[0])
    {
        printf("Klaida: nagaliu priskirti atminties bloko. (2)\n");
        free(a);
        return 1;
    }

    a[1] = malloc( 8 * sizeof **a );

    if (!a[1])
    {
        printf("Klaida: nagaliu priskirti atminties bloko. (3)\n");
        free(a[0]);
        free(a);
        return 1;
    }

    a[2] = malloc( 4 * sizeof **a );

    if (!a[2])
    {
        printf("Klaida: nagaliu priskirti atminties bloko. (4)\n");
        free(a[0]);
        free(a[1]);
        free(a);
        return 1;
    }

    for ( unsigned int i = 0; i < 10; ++i )
    {
       a[0][i] = i;
    }

    for ( unsigned int i = 0; i < 8; ++i )
    {
       a[1][i] = i + 10;
    }

    for ( unsigned int i = 0; i < 4; ++i )
    {
       a[2][i] = i + 100;
    }

    printf("%d\n", a[0][0]);
    printf("%d\n", a[0][3]);
    printf("%d\n", a[1][0]);
    printf("%d\n", a[1][7]);
    printf("%d\n", a[2][0]);
    printf("%d\n", a[2][3]);

    for ( unsigned int i = 0; i < 3; ++i )
    {
       free(a[i]);
    }

    free(a);

    return 0;
}