Untitled

.model small

.data
m1 db 10,13, "Enter 5 numbers: $"
m2 db 10,13, "Total Number of positive numbers are: $"
m3 db 10,13, "Total Number of Negative numbers are; $"

cntp db 00h
cntn db 00h

.code

mov ax, @data
mov ds, ax
mov ah,09h
lea dx,m1
int 21h

mov ch, 05h

X3: call accept

AND bl, 80h
JNS X4
inc cntn
dec ch
JNZ X3

cmp ch, 00h
je X5

X4: 
inc cntp
dec ch
JNZ X3 

X5:
mov ah, 09h
lea dx, m2
int 21h

mov dl, cntp
add dl, 30h
mov ah , 02h
int 21h

mov ah, 09h
lea dx, m3
int 21h

mov dl, cntn
add dl, 30h
mov ah, 02h
int 21h

mov ah, 4ch
int 21h

accept proc near

mov ah,01h   ; ascii code goes in to AL(0 to F)
int 21h

mov bl, al    ; make free al
sub bl, 30h   ; seperate the accepted no forms ascii code
cmp bl, 09h   ; if single digit is >9 then need to sub 07h
JLE X1          ; bl=5 bl=50    bl=50+8 = 58
sub bl,07h            ;bh = 8

X1:
mov cl, 04h      ; create tens place value for 2 digit no
SHL bl,cl

mov ah,01h      ; second no.accept (0-F) unit value
int 21h

mov bh, al
sub bh,30h

cmp bh,09h
JLE X2

sub bh, 07h
X2:
add bl, bh    ; two digit no is created      
                                                           
                                                           
ret      ;pop the next instruction address from the stack  
endp

end