Program Test;
Uses Crt;
Var
A,B,C:integer;
Res:integer;
BEGIN
writeln('Input A,B,C');
readln(A,B,C);
Res:=ord(A<0)+ord(B<0)+ord(C<0);
Write('Result= ',Res);
repeat
until KeyPressed
END.
Var
a,b,c,k:integer;
begin
readln(a,b,c);
k=0;
if a<0 then inc(k);
if b<0 then inc(k);
if c<0 then inc(k);
write(k);
end.