1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
first[0]="a" first[1]="d" first[2]="g" second[0]="b" second[1]="e" second[2]="h" third[0]="c" third[1]="f" third[2]="i" val_0[0]="1" val_1[0]="2" val_0[1]="3" val_1[1]="4" val_0[2]="5" val_1[2]="6" val_2[2]="7" val_3[2]="8"