Where is the error?

Question

include <iostream>
using namespace std;

int main()
int numbuh=2;
while (numbuh<100){cout<<numbuh<<endl;
numbuh = numbuh + 10;}
return 0;

Answer 1

#include <iostream>
using namespace std;

int main()
{
int numbuh = 2;

while (numbuh < 100) {
cout << numbuh << endl;
numbuh = numbuh + 10;
}

return 0;
}

Answer 2

oh right. curly brackets at the begining and the end. thank you