Driver code
int main ( ) { Node * head = NULL ; push ( & head , 100 ) ; push ( & head , 201 ) ; push ( & head , 399 ) ; push ( & head , 490 ) ; push ( & head , 377 ) ; push ( & head , 291 ) ; push ( & head , 100 ) ; cout << bitonic_point ( head ) ; return 0 ; }