---

    int a;
    bool potez=true;

do{
        cout<<"Igrac 1. bira polje"<<endl;
    cin>>a;
        switch(a){
        case 0: red=0;kol=0;break;
        case 1: red=0;kol=1;break;
        case 2: red=0;kol=2;break;
        case 3: red=1;kol=0;break;
        case 4: red=1;kol=1;break;
        case 5: red=1;kol=2;break;
        case 6: red=2;kol=0;break;
        case 7: red=2;kol=1;break;
        case 8: red=2;kol=2;break;
        }

            if((char)a==mat[red][kol]){
                system("cls");
                mat[red][kol]='X';
                potez=false;
            }