运行 ID: 78130

Main.cc:1:1: error: ‘include’ does not name a type; did you mean ‘__has_include’?
 include 
 ^~~~~~~
 __has_include
Main.cc: In function ‘int main()’:
Main.cc:6:1: error: ‘cin’ was not declared in this scope
 cin >> n;
 ^~~
Main.cc:6:1: note: suggested alternative: ‘main’
 cin >> n;
 ^~~
 main
Main.cc:14:1: error: ‘cout’ was not declared in this scope
 cout <