Count cells with "minus value"

How count all cells in row with minus value like -9 -4 -2 and how count in the same row with plus value 3 2 5 8? i need count cells not SUM

As shown in the examples to this article, you can use such formulas

=COUNTIF(1:1;"<0")
=COUNTIF(A1:M1;">0")
=COUNTIF(A1:AMJ5;0)