Lab 4(10-23-2019)

.MODEL SMALL
.STACK 100H
.DATA

   A DB 50
   B DB 80
   C DB 180
   TWO DW 2
   INPUT DB 25
   POS DB "THIS IS POSITIVE $"
   NEGA DB "THIS IS NEGATIVE $"
   Z DB "THIS IS ZERO $"

   EV DB "EVEN $"
   OD DB "ODD $"

   UP DB "UPPERCASE $"
   LO DB "LOWERCASE $"
   OT DB "OTHERS $"


   FR DB "FREEZING WEATHER $"
   VC DB "VERY COLD WEATHER $"
   CD DB "COLD WEATHER $"
   NM DB "NORMAL IN TEMP $"
   HT DB "IT'S HOT $"
   VH DB "IT'S VERY HOT $"


.CODE
 MAIN PROC

      MOV AX, @DATA
      MOV DS, AX

      ;ex 1:

     ; MOV AL, A
      ;MOV BL, B
      ;ADD AL, BL

     ; MOV BL, AL
     ; MOV AL, C
     ; SUB AL, BL

     ; MOV AH, 2
     ; MOV DL, AL
     ; INT 21H

     ; ex 1 ends

     ; ex 2:

     ; CMP INPUT, 0
     ; JG POSITIVE
     ; JL NEGATIVE
     ; JE ZERO

     ; POSITIVE:
     ; MOV AH, 9
     ; LEA DX, POS
     ; INT 21H
     ; JMP EXIT

    ;  NEGATIVE:
     ; MOV AH, 9
     ; LEA DX, NEGA
     ; INT 21H
     ; JMP EXIT

     ; ZERO:
     ; MOV AH, 9
     ; LEA DX, Z
     ; INT 21H


      ;ex 2 ends

      ;ex 4:

      ;CMP INPUT, 65
      ;JL OTHERS
      ;JGE UP2



      ;UP2:
      ;CMP INPUT, 90
      ;JLE UPPER
      ;JG LOW


      ;LOW:
      ;CMP INPUT, 97
      ;JL OTHERS
      ;JGE LOW2

      ;LOW2:
      ;CMP INPUT, 122
      ;JLE LOWER
      ;JG OTHERS


      ;OTHERS:
      ;MOV AH, 9
      ;LEA DX, OT
      ;INT 21H
      ;JMP EXIT

      ;UPPER:
      ;MOV AH, 9
      ;LEA DX, UP
      ;INT 21H
      ;JMP EXIT

      ;LOWER:
      ;MOV AH, 9
      ;LEA DX, LO
      ;INT 21H
      ;JMP EXIT

      ;ex 4 ends


      ;ex 3:

      ; MOV AX, INPUT
      ; MOV BX, TWO
      ; DIV BX
      ; CMP DX, 0
      ; JE EVEN
      ; JNE ODD


      ; EVEN:
      ; MOV AH, 9
      ; LEA DX, EV
      ; INT 21H
      ; JMP EXIT

      ; ODD:
      ; MOV AH, 9
      ; LEA DX, OD
      ; INT 21H
      ; JMP EXIT


      ;ex 3 ends


      ;ex 5:

       CMP INPUT, 0
       JL FREEZE
       JGE NOTFRE



       NOTFRE:
       CMP INPUT, 10
       JLE VERYCOLD
       JG NOTVC


       NOTVC:
       CMP INPUT, 20
       JLE COLD
       JG NOTCD


       NOTCD:
       CMP INPUT, 30
       JLE NORMAL
       JG NOTNM

       NOTNM:
       CMP INPUT, 40
       JL HOT
       JGE VERYHOT



       FREEZE:
       MOV AH, 9
       LEA DX, FR
       INT 21H
       JMP EXIT

       VERYCOLD:
       MOV AH, 9
       LEA DX, VC
       INT 21H
       JMP EXIT

       COLD:
       MOV AH, 9
       LEA DX, CD
       INT 21H
       JMP EXIT

       NORMAL:
       MOV AH, 9
       LEA DX, NM
       INT 21H
       JMP EXIT

       HOT:
       MOV AH, 9
       LEA DX, HT
       INT 21H
       JMP EXIT

       VERYHOT:
       MOV AH, 9
       LEA DX, VH
       INT 21H
       JMP EXIT


      ;ex 5 ends


      EXIT:
      MOV AH, 4CH
      INT 21H

 ENDP MAIN
END MAIN