program n1;
var num:integer;
begin
writeln('Input number => ');
readln(num);
if (num>0) and (num<>0) then
writeln('+')
else
if (num<0) and (num<>0) then
writeln('-');
end.
program n2;
var c,d,x:integer;
begin
write('Input x => ');
readln(x);
write('Input C=> ');
readln(c);
write('Input D => ');
readln(d);
if ((cx) and (x>d)) then
writeln('yes')
else
writeln('no');
end.