user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <readFile@plt>
  cmpl   $0x3,-0x14(%rbp)
  jne    L107
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <existFile@plt>
  test   %rax,%rax
  je     L4
  mov    -0x20(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <existFile@plt>
  test   %rax,%rax
  je     L4
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <isValidFilePath@plt>
  test   %rax,%rax
  je     L4
  mov    -0x20(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <isValidFilePath@plt>
  test   %rax,%rax
  je     L4
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <isDNAFileExtension@plt>
  test   %rax,%rax
  je     L50
  mov    -0x20(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <isDNAFileExtension@plt>
  test   %rax,%rax
  je     L50
  mov    -0x20(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %eax,%eax
  jne    L48
  lea    D20(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L115
L48:
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <readFile@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <readFile@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L105
  cmpq   $0x0,-0x8(%rbp)
  je     L105
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <isValidNucleotideContents@plt>
  test   %rax,%rax
  je     L167
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <isValidNucleotideContents@plt>
  test   %rax,%rax
  je     L167
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <alignment@plt>
  jmp    L101
L167:
  lea    D28(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L101
L105:
  lea    D13(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L101:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  jmp    L115
L50:
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L57
L115:
  jmp    L57
L4:
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L57
L107:
  lea    D63(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  cmpl   $0x3,-0x14(%rbp)
  jle    L134
  lea    D68(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L134:
  lea    D43(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L57:
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D20
type_guessed: string
name: retrieve_data
arguments: tag: D28
type_guessed: string
name: retrieve_data
arguments: tag: D13
type_guessed: string
name: retrieve_data
arguments: tag: D9
type_guessed: string
name: retrieve_data
arguments: tag: D47
type_guessed: string
name: retrieve_data
arguments: tag: D63
type_guessed: string
name: retrieve_data
arguments: tag: D68
type_guessed: string
name: retrieve_data
arguments: tag: D43
type_guessed: string

tool: D20: please, select different files.


tool: D28: the file(s) contents is invalid.


tool: D13: error on file(s) reading.


tool: D9: Invalid file(s) extension, the correctly extension is ".dna".


tool: D47: Invalid file path(s). Remember, the file paths can only contain alphanumerics characters, one dot and spaces.


tool: D63: You need pass two arguments

tool: D68:  only

tool: D43: .


assistant: ```c
int main(int argc, char **argv) {
  readFile(argv[1]);
  if (argc == 3) {
    if (existFile(argv[1]) && existFile(argv[2]) && isValidFilePath(argv[1]) && isValidFilePath(argv[2])) {
      if (isDNAFileExtension(argv[1]) && isDNAFileExtension(argv[2])) {
        if (!strcmp(argv[1], argv[2])) {
          printf("please, select different files.\n");
        } else {
          char *secuenceA = readFile(argv[1]);
          char *secuenceB = readFile(argv[2]);
          if (secuenceA && secuenceB) {
            if (isValidNucleotideContents(secuenceA) && isValidNucleotideContents(secuenceB)) {
              alignment(secuenceA, secuenceB);
            } else
              printf("the file(s) contents is invalid.\n");
          } else
            printf("error on file(s) reading.\n");
          free(secuenceA);
          free(secuenceB);
        }
      } else
        printf("Invalid file(s) extension, the correctly extension is \".dna\".\n");
    } else
      printf("Invalid file path(s). Remember, the file paths can only contain alphanumerics characters, one dot and spaces.\n");
  } else {
    printf("You need pass two arguments");
    if (argc > 3)
      printf(" only");
    printf(".\n");
  }
  return 0;
}
```