C++ แยกสตริงออกมาเป็นคำ

string c("what a wonderful world");
int l;
l = c.length();
cout << "\"";
for (int i = 0; i<l; ++i)
{
if (c[i] == ' ')
cout <<"\","<<c[i]<<"\"";
else
{
cout << c[i];
}
}
cout << "\"";
cout << endl;