2016-03-05 77 views
0

如何让用户在变量A,B和C中放置一些数字(值)?我不知道要开始写作。如何将数字放入变量?

stk segment stack 
      db  256 dup ('?') ;segment steka 
    stk ends 
    ;------------------------------------------------------ 
    code segment para public 'code'  
     assume cs:code,ss:stk 
     A db ? 
     B db ? 
     C db 

回答

0

这里是全码,并将该软件的打印错误(greska)如果A + B + C是大于9

data segment 
     poruka1 db 'Unesi,write A: ', '$' 
     poruka2 db 'Unesi B: ', '$' 
     poruka3 db 'Unesi C: ', '$' 
     greska db 'Greska', '$' 
     A db 0 
     B db 0 
     C db 0 
     nr db 13, 10, '$' 
    data ends 

    stk segment stack 
     db 256 dup (?) 

    stk ends 

    code segment 
     assume cs: code, ds: data, ss: stk 
    main: 

     mov ax, data 
     mov ds, ax 

     mov ah, 09h 
     lea dx, poruka1 
     int 21h 

     mov ah, 01h ; u al ide cifra 
     int 21h 
     mov dl, al 
     sub dl, 30h 
     mov A, dl 

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

     mov ah, 09h 
     lea dx, poruka2 
     int 21h 

     mov ah, 01h ; u al ide cifra 
     int 21h 
     mov dl, al 
     sub dl, 30h 
     mov B, dl 

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

     mov ah, 09h 
     lea dx, poruka3 
     int 21h 

     mov ah, 01h ; u al ide cifra 
     int 21h 
     mov dl, al 
     sub dl, 30h 
     mov C, dl 

     xor bx, bx 
     mov bl, A 
     add bl, B 
     add bl, C 

     cmp bl, 9h 
     jg odje 

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

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

     jmp kraj 

     odje: 

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

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

     kraj: 
     mov ax, 4c00h 
     int 21h 

    code ends 
    end main 
greather