var a,i,s,tmp:integer;begin cls;
readln(a); while a <> 0 do begin s:=s+a; readln(a); end; writeln(s); end.
var i:integer;begin cls; i:=0;
while i <= 10 do begin if (i mod 2 <>0) then writeln(i); inc(i); end; end.
var a,i,s,tmp:integer;
begin cls;
readln(a);
while a <> 0 do
begin
s:=s+a;
readln(a);
end;
writeln(s);
end.
var i:integer;
begin cls;
i:=0;
while i <= 10 do
begin
if (i mod 2 <>0) then writeln(i);
inc(i);
end;
end.