Семинар от 21 марта

2023-117-03-21.asm

INCLUDE settings.inc
INCLUDE io2020.inc
 
.STACK 4096

.DATA
FStr DB 'The program starts working.',0         
LStr DB 'The program has ended.',0
X DQ 0
S DB 0
N DD ?

.CODE
start: OUTSTR offset FStr
       NEWLINE

      ; 4.10
      ; MOV EBX, 10
      ; ININT EAX
      ; MOV EDX, 0 
      ; DIV EBX ; EAX := N div 10; EDX := n mod 10
      ; OUTU EDX       
      ; NEWLINE
      ; OUTU EAX
      ; NEWLINE

      ; 4.14
      ; INCHAR AL
      ; SUB AL, 'A' - 'a'
      ; OUTCHAR AL
      ; NEWLINE

      ; 5.10
      ; CMP   dword ptr X+4, 0
      ; JGE G
      ; MOV S, -1
      ; JMP KON
      ; G: 
      ; JE E
      ; MOV S, 1
      ; JMP KON
      ; E:
      ; CMP dword ptr X, 0
      ; JNE QQ
      ; MOV S, 0
      ; JMP KON
      ; QQ:
      ; MOV S, 1
      ; KON:
      ; MOV AL, S
      ; CBW
      ; CWDE
      ; OUTI EAX

      ; 5.24
      ININT N
      MOV EBX, 0
      MOV ECX, N
      L:
      MOV EAX, N 
      MOV EDX, 0 
      DIV ECX 
      CMP EDX, 0
      JNE Q 
      INC EBX
      Q:
      LOOP L 
      OUTU EBX

       OUTSTR offset LStr
       NEWLINE      
      EXIT
END start