[Babul]

you defined the Tikrinimas stringlenghts wrong, by creating 9 cells sized 2:

Код:

    new Tikrinimas[9][2],//like {"00","11","22","33","44","55","66","77","88"},

you need 2 strings, sized 9:

Код:

    new Tikrinimas[2][9],// thats what you want: {"000000000","111111111"},