Help find error(c++)

Question

Please, help me find error.
There is the code:
#include <iostream>
using namespace std;
int main();
{
int c = 10;
int a = 60;
int b = 20;
int w;
cin w;
if (w>10) cout << "Try again";
if (w<10) cout << "You win";
cout << c a b w;
return 0;
}

Answer 1

cin >> w;
cout << c << a << b << w;

Answer 2

Always use << and >>

Answer 3

Thanks!

Answer 4

Okay, thanks