segment .data
    userMsg1 db 'Wynik dodania liczb: '
    lenUserMsg1 equ $-userMsg1
    number1 db 10
    number2 db 5

segment .bss
    result resb 1

section .text
    global _start

_start:
    ; Output
    mov eax, 4
    mov ebx, 1
    mov ecx, userMsg1
    mov edx, lenUserMsg1
    int 0x80

    ; Add two numbers
    mov eax, [number1]
    sub eax, '0'
    mov ebx, [number2]
    sub ebx, '0'
    add eax, ebx
    add eax, '0'
    mov [result], eax

    ; Output
    mov eax, 4
    mov ebx, 1
    mov ecx, [result]
    mov edx, 1
    int 0x80

    ; Exit code
    mov eax, 1
    mov ebx, 0
    int 0x80