sorting

task2-2.asm

include emu8086.inc

NEWLINE    MACRO
    mov ah, 2
    ;newline and cret
	mov dl, 0ah
	int 21h
	mov dl, 0dh
	int 21h        
ENDM

GET_UNS_NUM  MACRO storeAddr
    
    PRINT 'Enter a number (between 001 and 255): '

    mov ah, 1
    mov cx, 03
    mov di, 1000h                     
    
    input:
        int 21h
        sub al, '0'
        mov [di], al
        inc di
        loop input
        NEWLINE
        
    
    ;converting input to decimal and storing it
    mov di, 1000h
    mov al, [di]
    mov cl, 100
    mul cl
    mov dl, al
    jo error
    
    inc di
    mov al, [di]
    mov cl, 10
    mul cl
    
    inc di
    add al, [di]
    add al, dl
    mov [si], al
    ;checks if al==0
    cmp al, 00
    je error    
    
         
    jnc cont
    
    error:
        mov dx, offset err_msg
        mov ah, 9
        int 21h
        NEWLINE
        INT 20h
        
    cont:
        mov [storeAddr], al    
        
        
        
ENDM    
    
    

org 100h

  
                
    GET_UNS_NUM [n]
    mov bp, 0
    
    
    mov cl, 0
    get_vals:
        mov al, x[bp]
        GET_UNS_NUM al
        inc bp
        cmp cl, n
        jne get_vals
        




INT 20h



DEFINE_SCAN_NUM

err_msg db "Enter a valid number...Exiting the program !! $"

n db 0
x db n DUP(0)