section .text
      global _start
    _start:
      ;get input
      sub esp,2
      push name1
      call getString
      pop word[length1]

      sub esp,2
      push name2
      call getString
      pop word[length2]

    terminate:
      mov eax,4
      mov ebx,1
      mov ecx,lowername1
      mov edx,[length1]
      int 80h

      mov eax,1
      mov ebx,0
      int 80h

    getString:
      mov ebp,esp ;ebp+4=&name
                  ;ebp+8=length
      mov eax,4
      mov ebx,1
      mov ecx,enterName
      mov edx,enterNameLen
      int 80h

      mov eax,3
      mov ebx,0
      mov ecx,[ebp+4]
      mov edx,21
      int 80h

      ;ecx = length
      dec al ;remove the n character
      ;byte[ecx]=length
      mov [ebp+8],al
      ret 4