---

Lỗi biên dịch:

Main.cc: In function ‘int main()’:
Main.cc:29:30: error: too many arguments to function ‘void ignore_ret()’
     ignore_ret(scanf("%d",&n));
                              ^
Main.cc:2:20: note: declared here
 static inline void ignore_ret() {}
                    ^~~~~~~~~~
Main.cc:30:30: error: too many arguments to function ‘void ignore_ret()’
     ignore_ret(scanf("%d",&k));
                              ^
Main.cc:2:20: note: declared here
 static inline void ignore_ret() {}
                    ^~~~~~~~~~