/in/foo.cc: In function 'int main()':
/in/foo.cc:11:3: error: 'frind' does not name a type
   frind void display(Time &);
   ^~~~~
/in/foo.cc:17:12: error: qualified-id in declaration before '(' token
  Time::Time(int h,int m,int s)
            ^
/in/foo.cc:24:2: error: a function-definition is not allowed here before '{' token
  {
  ^
/in/foo.cc:29:2: error: a function-definition is not allowed here before '{' token
  {
  ^