Răspuns :
14-7-7=0
14:7= 2 pietre
sau
14-2-2-2-2-2-2-2=0
14:2=7
fiecare pitic primeste cate 2 pietre
14:7= 2 pietre
sau
14-2-2-2-2-2-2-2=0
14:2=7
fiecare pitic primeste cate 2 pietre