uses crt;
var f:text; i,n,d:longint; a:array[1..10000000]of longint;
begin
clrscr;
assign(f,'songuyen.imp');reset(f);
while not(eof(f)) do
begin inc(n); readln(f,a[n]); end;
close(f);
for i:=1 to n do
if a[i] mod 2=1 then inc(d);
writeln('Co ',d,' so le');
end.