运行 ID: 43816

Main.cc: In function ‘int main()’:
Main.cc:5:55: error: expected primary-expression before ‘%’ token
  cin>>a>>b;                        printf("%.3lf",a/b,%);
                                                       ^
Main.cc:5:56: error: expected primary-expression before ‘)’ token
  cin>>a>>b;                        printf("%.3lf",a/b,%);
                                                        ^