@ 2,10 say "Введите дату" get c
read
v=0
@ 4,10 say "Введите номер зоны" get v
set filter to a.data_razg=c.and. b.n_z=v
browse fields a.data_razg,b.n_z,a.t,b.tar
X1=a.T
X2=b.Tar
h=a.T*b.tar
?h,a.n_t
set filter to
close database