.386
.model flat,stdcall
option casemap:none
include masm32includewindows.inc
include masm32includeuser32.inc
includelib masm32libuser32.lib
include masm32includekernel32.inc
includelib masm32libkernel32.lib
include masm32includemasm32.inc
includelib masm32libmasm32.lib
.data
    textNum dd "c",0                                            ;variable i use to display every single digit (initialized with a casual character)
    num dd 25678                                                ;number to print
    divisor dd 10
.code
    start:
        mov eax, num
        xor ecx,ecx                                             ;ecx is the digits counter
        lea esi, textNum                                        ;mov in esi the adress of textNum
        ciclo:
            cmp eax,0                                           ;when the dividend is 0 exit
            jbe print

            xor edx,edx                                         ;reset edx to take the remainder
            div divisor
            push edx                                            ;push the remainder

            add cl,1                                            ;increase digits counter
            jmp ciclo

        print:
            cmp cl,0                                            ;since the counter is greater than 0
            jbe return

            xor eax,eax
            pop eax                                             ;pop in eax the digit i want to print
            add eax,48                                          ;add 48 (ascii value)
            mov [esi], eax                                      ;move the digit inside the variable

            invoke StdOut, addr textNum                         ;print the variable

            sub cl, 1                                           ;dec counter
            jmp print
        return:
            invoke ExitProcess, 0
    end start

;textNum dd "c",0                                            ;variable i use to display every single digit (initialized with a casual character)
textNum dd 2 dup(0)