var
  x,y : array [1..100] of real;
  x1,x2,x3,x4,y1,y2,y3,y4,sumx,sumy,sum : real;
  n,i,k : longint;
begin
  for i:=1 to 3 do
    readln(x[i],y[i]);
  while (x,y=>3) and (x,y<>) do x:=x+x[i] y:=y+y[i];
  if x,y><3 then
    writeln('No');
  else
    writeln('Yes');
end.