var
a:array [1..11] of real;
i,s1,s2:integer;
begin
s1:=0; s2:=0;
for i:=1 to 11 do
readln(a[i]);
if a[i]>0 then
inc(s1)
else
if a[i]<0 then
inc(s2);
end;
writeln('<0: ', s2);
writeln('>0: ', s1);
writeln('=0: ', i-s1-s2);
end.