This is my code right now with the updates that you suggested:

INCLUDE Irvine$32.$inc

$\mathrm{.}386$

$.$stack $4096$

; macros

mGet MACRO promptAddr, bufferAddr, bufferSize

lea edx, promptAddr

call WriteString

mov edx, bufferAddr

mov ecx, bufferSize

call ReadString

ENDM

mDisplayString MACRO stringAddr

mov edx, stringAddr

call WriteString

ENDM

mDisplayChar MACRO charValue

mov al$,$ charValue

call WriteChar

ENDM

; constants

TEMPS$\_$PER$\_$DAY EQU $24$

DELIMITER EQU $\text{'},\text{'}$

BUFFER EQU $128$

$.$data

getFileName BYTE "Enter file name: $",0$

giveError BYTE "Error occurred trying to open this file. $",0$

outputMsg BYTE "The temperatures in the correct order: $",0$

tempFileName BYTE $"$C:$\backslash \backslash$Users$\backslash \backslash$Gwen$\backslash \backslash$Desktop$\backslash \backslash$CS$271\backslash \backslash$Assignment $6\backslash \backslash$Project$0\backslash \backslash$Temps$090124.$txt$",0$

fileBuffer BYTE BUFFER DUP$(?)$

arrayTemps SDWORD TEMPS$\_$PER$\_$DAY DUP$(?)$

$.$code

main PROC

; get file name

mGet getFileName, OFFSET tempFileName, BUFFER

; open file

mov edx, OFFSET tempFileName

call OpenInputFile

JC FileError

; read file

mov edx, OFFSET fileBuffer

mov ecx, BUFFER

call ReadFromFile

cmp eax, $0$

je FileError

cmp eax, BUFFER

jae FileError

; display file

mov edx, OFFSET fileBuffer

call WriteString

; put temps in right order

PUSH OFFSET fileBuffer

PUSH OFFSET arrayTemps

call ParseTempsFromString

; display new order

mDisplayString OFFSET outputMsg

PUSH OFFSET arrayTemps

call WriteReverse

; exit

jmp endProg

FileError:

mov edx, OFFSET giveError

call WriteString

jmp EndProg

EndProg:

Invoke ExitProcess,$0$

main ENDP

ParseTempsFromString PROC

push ebp

mov ebp, esp

mov esi, $[$ebp$+8]$

mov edi, $[$ebp$+12]$

xor ebx, ebx

xor edx, edx

ParseLoop:

lodsb

test al$,$ al

jz StoreLastValue

cmp al$,$ DELIMITER

je StoreValue

cmp al$,\text{'}-\text{'}$

je NegativeNum

cmp al$,\text{'}0\text{'}$

jb SkipChar

cmp al$,\text{'}9\text{'}$

ja SkipChar

sub al$,\text{'}0\text{'}$

imul ebx, $10$

add ebx, eax

jmp ParseLoop

NegativeNum:

inc edx

jmp ParseLoop

StoreValue:

test edx, edx

jz PositiveNum

neg ebx

PositiveNum:

mov $[$edi$],$ ebx

add edi, $4$

xor ebx, ebx

xor edx, edx

jmp ParseLoop

SkipChar:

jmp ParseLoop

StoreLastValue:

cmp ebx, $0$

je ExitParseLoop

test edx, edx

jz PositiveLast

neg ebx

PositiveLast:

mov $[$edi$],$ ebx

add edi, $4$

ExitParseLoop:

pop ebp

ret

ParseTempsFromString ENDP

WriteReverse PROC

push ebp

mov ebp, esp

mov esi, $[$ebp$+8]$

mov ecx, TEMPS$\_$PER$\_$DAY

lea esi, $[$esi $+$ ecx $*4]$

WriteLoop:

sub esi, $4$

mov eax, $[$esi$]$

call WriteInt

loop WriteLoop

pop ebp

ret

WriteReverse ENDP

END main

this is the output it gives me :

Enter file name: Temps$090124.$txt

$-3,-2,0,3,7,10,15,20,25,30,35,40,45,42,38,34,30,25,20,15,10,5,2,-1,$The temperatures in the correct order: $+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0$