Răspuns:
2000+5000+8000-pe prima diagonala
6000+8000+1000-pe coloana 3
3000+5000+7000-pe coloana 2
5000+6000+4000-pe a doua diagonala
2000+4000+9000-pe coloana 1
9000+5000+1000-pe randul 2
