Pola

#include <stdio.h>

void print_pattern(int start)
{
    printf("%2d %2d   %2d %2d\n", start, start+1, start+5, start+4);
}

int main()
{
    int i, val = 1;

    for (i=0, val=1; i<4; i++, val += 8)
    {
        if (i)
            printf("             \n");

        if (i % 2) {
            print_pattern(val+2);
            print_pattern(val);
        } else {
            print_pattern(val);
            print_pattern(val+2);
        }
    }

    return 0;
}