/in/foo.cc: In function 'int main()':
/in/foo.cc:312:49: error: too many arguments to function 'Point Mid(Point, Point)'
    if(PointInPolygon(Mid(Ice[x][m-1],Ice[x][0],i))
                                                 ^
/in/foo.cc:293:14: note: declared here
 inline Point Mid(Point a,Point b)
              ^
/in/foo.cc:312:50: error: too few arguments to function 'bool PointInPolygon(Point, int)'
    if(PointInPolygon(Mid(Ice[x][m-1],Ice[x][0],i))
                                                  ^
/in/foo.cc:251:13: note: declared here
 inline bool PointInPolygon(Point P, int PolygonID)
             ^