#include

using namespace std;

int main()

{
float a,b,c;

cout<<"a=";cin>>a;

cout<<"b=";cin>>b;

cout<<"c=";cin>>c;

if (a>0,b>0,c>0)
cout<<"Suma cuburilor este: ";cout<<(a*a*a)+(b*b*b)+(c*c*c);
cout< cout< else
cout<
error else without a previous if

Stie cineva de ce?