Can we use such conditions in switch statements?

Question

int y;
cin>>y;
switch (y)
{
case 1||2||3|| :
cout<<"great";
break;
default:
cout<<"oh no!";
}

🤔🤔

Answer 1

Place the case in sequential lines as follows:

int y;

cin >> y;
switch (y)
{
case 1:
case 2:
case 3:
cout << "great";
break;
default:
cout << "oh no!";
}

Answer 2

Nope!