Basically, you ignored what I said. To get a particular column, you do not need
to loop on j.

j = 0 ... gives the first column
j = 1 ... gives the second column

etc.

Code:
j = 2;
for(i=0; i<RIDU; i++)
{
  printf("%4d", maatriks[i][j]);
}
printf("\n");