Răspuns:(C++)
8. int n, u1, u2, u3, n1, n2;
cin>>n;
u1=n/100;
u2=n/10%10;
u3=n%10;
n1=u1*10+u3;
n2=u3*10+u1;
if(u1>1) cout<<n1<<" si "<<n2;
9. int n, u1, u2, u3, u4, n1, n2;
cin>>n;
u1=n/100;
u2=n/100%10;
u3=n%100/10;
u4=n%10;
n1=u2*10+u3;
n2=u3*10+u2;
if(u1=!0 && u2=!0 && u3=!0 && u4=!0) cout<<n1<<" si "<<n2;
Sper ca te-am ajutat! <3
