program Sanya2263;
var i,a,b: integer;
begin
For i:= 10 to 99 do begin
a:=i div 10;
b:=i mod 10;
if (a+b) mod 2=0 then Write(i, ' ');
end;
end.
program Sanya2263;
var i,a,b: integer;
begin
For i:= 10 to 99 do begin
a:=i div 10;
b:=i mod 10;
if (a+b) mod 2=0 then Write(i, ' ');
end;
end.