Created
June 10, 2020 00:42
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org 100h ; inicio de programa | |
include 'emu8086.inc' ;Incluye funciones de libreria emu8086 | |
; DEFINE_SCAN_NUM | |
; DEFINE_PRINT_STRING | |
DEFINE_PRINT_NUM | |
DEFINE_PRINT_NUM_UNS | |
mov si, 0 | |
mov al, 0 | |
;Convertir primera cadena a numero | |
cadAnum: | |
cmp cad1[si], "$" | |
jz seguir | |
mov bl, 10 | |
mul bl | |
sub cad1[si], '0' | |
add al, cad1[si] | |
inc si | |
loop cadAnum | |
seguir: | |
mov aux1, al | |
;Convertir segunda cadena a numero | |
mov si, 0 | |
mov al, 0 | |
cadAnum2: | |
cmp cad3[si], "$" | |
jz seguir2 | |
mov bl, 10 | |
mul bl | |
sub cad3[si], '0' | |
add al, cad3[si] | |
inc si | |
loop cadAnum2 | |
seguir2: | |
mov bl, al | |
mov al, aux1 ;realizar operaciones normalmente teniendo ya los dos numeros decimales | |
cmp cad2, "-" | |
jz resta | |
cmp cad2, "+" | |
jz suma | |
cmp cad2, "*" | |
jz multi | |
cmp cad2, "/" | |
jz divi | |
resta: | |
sub al, bl | |
jmp fin | |
suma: | |
add al, bl | |
jmp fin | |
multi: | |
mul bl | |
jmp fin | |
divi: | |
div bl | |
jmp fin | |
fin: | |
mov bx, ax | |
mov ah,09 | |
lea dx,msg | |
int 21h | |
mov ax, bx | |
call PRINT_NUM | |
ret | |
cad1 db "10$" ;Primer numero | |
cad2 db "-" ;Restara | |
cad3 db "2$" ;Segundo numero | |
aux1 db ? | |
aux2 dw ? | |
msg dw "El resultado es: $" |
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