Program n_1;
var i, s:integer;
begin
s:=0;
for i:=1 to 10 do if i mod 2 = 0 then s:=s+i;
writeln(s);
end.
Program n_1;
var i, s:integer;
begin
s:=0;
for i:=1 to 10 do if i mod 2 = 0 then s:=s+i;
writeln(s);
end.