Rezolvare problema 2 AC grupa 215

problema2.asm

assume cs:code, ds:data
data segment
	original dd 12A63478h
		dd 12345678h
		dd 1A2B3C4dh
		dd 0FEDC9876h
	lungime db (lungime-original)/4
	ranks db 10 DUP(?)
	suma dw 0
	contor db 0
	numar db 10 DUP(?)
	nrCifre db 0
data ends
code segment

convertString proc 
	mov nrCifre,0
	mov di,offset(numar)
	cmp ax,0
	jge pozitiv
		push ax
		mov al,'-'
		stosb
		pop ax
		neg ax
	pozitiv:
	imparte:
		mov dx,0
		mov bx,10
		div bx
		push dx
		inc nrCifre
		cmp al,0
	jne imparte
	
	puneinstring:
		pop ax
		add ax,'0'
		stosb
		
		dec nrCifre
		cmp nrCifre,0
	jne puneinstring
	mov al,' '
	stosb
	mov al,'$'
	stosb
	ret
convertString endp
start:
	mov ax, data
	mov ds, ax
	mov es,ax
	
	mov di,offset(ranks)
	mov cl,lungime
	mov ch, 0
	cld
	mov si, offset(original)
	add si, 2
	mov contor,1
	repeta:
		lodsb
		cmp al,0
		jge peste
			cbw
			add suma, ax
			mov al,contor
			mov ah,0
			call convertString
			mov ah,09h
			mov dx,offset(numar)
			int 21h
		peste:
		inc contor
		add si,3
	loop repeta
	
	mov ax,suma
	call convertString
	mov ah,09h
	mov dx,offset(numar)
	int 21h

	mov ax,4c00h
	int 21h
code ends
end start

... ai incercat fasm ? eu as fi adaugat la assume si es:dseg , ss:sseg .
in teorie se spune ca assume este direct legat de legatura intre segment si date.
nu este obligatoriu , dar te poate ajuta in anumite cazuri :)