View Compilation Error

0_0_35634901_15117.cpp:4:3: error: 'cout' does not name a type
   cout<<8<<endl;
   ^
0_0_35634901_15117.cpp:5:3: error: expected unqualified-id before 'return'
   return 0;
   ^
0_0_35634901_15117.cpp:6:2: error: expected declaration before '}' token
  }
  ^