Run id: 64285

Main.cc: In function 'int main()':
Main.cc:34:1: error: expected primary-expression before 'cin'
 cin >> n;
 ^
Main.cc:36:1: error: expected primary-expression before 'cout'
 cout << count_primes(n) << std
 ^
Main.cc:32:5: warning: unused variable 'n' [-Wunused-variable]
 int n;
     ^