user: Converte this assembly snippet into its equivalent C code:

```asm
<multi>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  lea    -0x27000(%rsp),%r11
L0:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L0
  sub    $0x158,%rsp
  mov    %rdi,-0x27178(%rbp)
  mov    %rsi,-0x27180(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  cmpq   $0x0,-0x27178(%rbp)
  je     L140
  cmpq   $0x0,-0x27180(%rbp)
  je     L140
  mov    $0x1,%eax
  jmp    L272
L140:
  mov    $0x0,%eax
L272:
  mov    %eax,%edi
  call   <assert@plt>
  movl   $0x0,-0x27164(%rbp)
  mov    -0x27178(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x27160(%rbp)
  mov    -0x27180(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x2715c(%rbp)
  mov    -0x27178(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  je     L101
  mov    -0x27178(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2b,%al
  jne    L109
L101:
  mov    -0x27178(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L119
  cmpl   $0x0,-0x27164(%rbp)
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x27164(%rbp)
L119:
  subl   $0x1,-0x27160(%rbp)
  addq   $0x1,-0x27178(%rbp)
L109:
  mov    -0x27180(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  je     L83
  mov    -0x27180(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2b,%al
  jne    L167
L83:
  mov    -0x27180(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L197
  cmpl   $0x0,-0x27164(%rbp)
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x27164(%rbp)
L197:
  subl   $0x1,-0x2715c(%rbp)
  addq   $0x1,-0x27180(%rbp)
L167:
  movl   $0x0,-0x2716c(%rbp)
  jmp    L63
L141:
  mov    -0x2716c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x27178(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L16
  addl   $0x1,-0x2716c(%rbp)
L63:
  mov    -0x2716c(%rbp),%eax
  cmp    -0x27160(%rbp),%eax
  jl     L141
  jmp    L192
L16:
  nop
L192:
  mov    -0x2716c(%rbp),%eax
  cmp    -0x27160(%rbp),%eax
  jne    L172
  lea    D12(%rip),%rax
  jmp    L218
L172:
  movl   $0x0,-0x2716c(%rbp)
  jmp    L326
L289:
  mov    -0x2716c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x27180(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L227
  addl   $0x1,-0x2716c(%rbp)
L326:
  mov    -0x2716c(%rbp),%eax
  cmp    -0x2715c(%rbp),%eax
  jl     L289
  jmp    L90
L227:
  nop
L90:
  mov    -0x2716c(%rbp),%eax
  cmp    -0x2715c(%rbp),%eax
  jne    L217
  lea    D12(%rip),%rax
  jmp    L218
L217:
  mov    -0x27160(%rbp),%edx
  mov    -0x2715c(%rbp),%eax
  add    %edx,%eax
  add    $0x1,%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x27150(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r14
  mov    $0x0,%r15d
  movslq %eax,%rdx
  mov    %rdx,%r12
  mov    $0x0,%r13d
  cltq
  mov    $0x10,%edx
  sub    $0x1,%rdx
  add    %rdx,%rax
  mov    $0x10,%esi
  mov    $0x0,%edx
  div    %rsi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L70:
  cmp    %rdx,%rsp
  je     L379
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L70
L379:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L195
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L195:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x27148(%rbp)
  lea    -0x27140(%rbp),%rax
  mov    $0x9c40,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  lea    -0x1d500(%rbp),%rax
  mov    $0x9c40,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  lea    -0x138c0(%rbp),%rax
  mov    $0x13880,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movl   $0x0,-0x27168(%rbp)
  mov    -0x27160(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x2716c(%rbp)
  jmp    L205
L288:
  mov    -0x2716c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x27178(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  lea    -0x30(%rax),%ecx
  mov    -0x27168(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x27168(%rbp)
  mov    %ecx,%edx
  cltq
  mov    %edx,-0x27140(%rbp,%rax,4)
  subl   $0x1,-0x2716c(%rbp)
L205:
  cmpl   $0x0,-0x2716c(%rbp)
  jns    L288
  movl   $0x0,-0x27168(%rbp)
  mov    -0x2715c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x2716c(%rbp)
  jmp    L110
L323:
  mov    -0x2716c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x27180(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  lea    -0x30(%rax),%ecx
  mov    -0x27168(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x27168(%rbp)
  mov    %ecx,%edx
  cltq
  mov    %edx,-0x1d500(%rbp,%rax,4)
  subl   $0x1,-0x2716c(%rbp)
L110:
  cmpl   $0x0,-0x2716c(%rbp)
  jns    L323
  movl   $0x0,-0x2716c(%rbp)
  jmp    L130
L166:
  movl   $0x0,-0x27168(%rbp)
  jmp    L359
L283:
  mov    -0x2716c(%rbp),%edx
  mov    -0x27168(%rbp),%eax
  add    %edx,%eax
  cltq
  mov    -0x138c0(%rbp,%rax,4),%ecx
  mov    -0x2716c(%rbp),%eax
  cltq
  mov    -0x1d500(%rbp,%rax,4),%edx
  mov    -0x27168(%rbp),%eax
  cltq
  mov    -0x27140(%rbp,%rax,4),%eax
  imul   %eax,%edx
  mov    -0x2716c(%rbp),%esi
  mov    -0x27168(%rbp),%eax
  add    %esi,%eax
  add    %ecx,%edx
  cltq
  mov    %edx,-0x138c0(%rbp,%rax,4)
  addl   $0x1,-0x27168(%rbp)
L359:
  mov    -0x27168(%rbp),%eax
  cmp    -0x27160(%rbp),%eax
  jl     L283
  addl   $0x1,-0x2716c(%rbp)
L130:
  mov    -0x2716c(%rbp),%eax
  cmp    -0x2715c(%rbp),%eax
  jl     L166
  mov    -0x27160(%rbp),%edx
  mov    -0x2715c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x27168(%rbp)
  mov    -0x27168(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x27168(%rbp)
  mov    -0x27148(%rbp),%rdx
  cltq
  movb   $0x0,(%rdx,%rax,1)
  movl   $0x0,-0x2716c(%rbp)
  jmp    L21
L183:
  mov    -0x2716c(%rbp),%eax
  cltq
  mov    -0x138c0(%rbp,%rax,4),%eax
  cmp    $0x9,%eax
  jbe    L341
  mov    -0x2716c(%rbp),%eax
  add    $0x1,%eax
  cltq
  mov    -0x138c0(%rbp,%rax,4),%edx
  mov    -0x2716c(%rbp),%eax
  cltq
  mov    -0x138c0(%rbp,%rax,4),%eax
  mov    %eax,%ecx
  mov    $0xcccccccd,%eax
  imul   %rcx,%rax
  shr    $0x20,%rax
  mov    %eax,%ecx
  shr    $0x3,%ecx
  mov    -0x2716c(%rbp),%eax
  add    $0x1,%eax
  add    %ecx,%edx
  cltq
  mov    %edx,-0x138c0(%rbp,%rax,4)
L341:
  mov    -0x2716c(%rbp),%eax
  cltq
  mov    -0x138c0(%rbp,%rax,4),%ecx
  mov    %ecx,%edx
  mov    $0xcccccccd,%eax
  imul   %rdx,%rax
  shr    $0x20,%rax
  mov    %eax,%edx
  shr    $0x3,%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  mov    %edx,%eax
  lea    0x30(%rax),%ecx
  mov    -0x27168(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x27168(%rbp)
  mov    -0x27148(%rbp),%rdx
  cltq
  mov    %cl,(%rdx,%rax,1)
  addl   $0x1,-0x2716c(%rbp)
L21:
  mov    -0x2716c(%rbp),%eax
  cltq
  mov    -0x138c0(%rbp,%rax,4),%eax
  test   %eax,%eax
  jne    L183
  cmpl   $0x0,-0x27164(%rbp)
  je     L168
  mov    -0x2716c(%rbp),%eax
  add    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x27158(%rbp)
  mov    -0x2716c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0x27160(%rbp),%ecx
  mov    -0x2715c(%rbp),%eax
  add    %ecx,%eax
  sub    -0x2716c(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x27148(%rbp),%rax
  add    %rax,%rcx
  mov    -0x27158(%rbp),%rax
  add    $0x1,%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x27158(%rbp),%rax
  movb   $0x2d,(%rax)
  jmp    L138
L168:
  mov    -0x2716c(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x27158(%rbp)
  mov    -0x2716c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0x27160(%rbp),%ecx
  mov    -0x2715c(%rbp),%eax
  add    %ecx,%eax
  sub    -0x2716c(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x27148(%rbp),%rax
  add    %rax,%rcx
  mov    -0x27158(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
L138:
  mov    -0x27158(%rbp),%rax
L218:
  mov    %rbx,%rsp
  mov    -0x38(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L129
  call   <__stack_chk_fail@plt>
L129:
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D12
type: string

tool: D12: 0

assistant: ```c
char *multi(char *number_a, char *number_b) {
  assert(number_a && number_b);
  int i, j, negtive = 0, nLen_a = strlen(number_a), nLen_b = strlen(number_b);
  if (number_a[0] == '-' || number_a[0] == '+') {
    if (number_a[0] == '-')
      negtive = !negtive;
    nLen_a--;
    number_a++;
  }
  if (number_b[0] == '-' || number_b[0] == '+') {
    if (number_b[0] == '-')
      negtive = !negtive;
    nLen_b--;
    number_b++;
  }
  for (i = 0; i < nLen_a; i++)
    if (number_a[i] != 0)
      break;
  if (i == nLen_a)
    return "0";
  for (i = 0; i < nLen_b; i++)
    if (number_b[i] != 0)
      break;
  if (i == nLen_b)
    return "0";
  char m[nLen_a + nLen_b + 1];
  unsigned a[10000];
  unsigned b[10000];
  unsigned result[10000 * 2];
  memset(a, 0, sizeof(a));
  memset(b, 0, sizeof(b));
  memset(result, 0, sizeof(result));
  for (j = 0, i = nLen_a - 1; i >= 0; i--)
    a[j++] = number_a[i] - '0';
  for (j = 0, i = nLen_b - 1; i >= 0; i--)
    b[j++] = number_b[i] - '0';
  for (i = 0; i < nLen_b; i++)
    for (j = 0; j < nLen_a; j++)
      result[i + j] += b[i] * a[j];
  j = nLen_a + nLen_b;
  m[j--] = '\0';
  for (i = 0; result[i] != 0; i++) {
    if (result[i] >= 10)
      result[i + 1] += result[i] / 10;
    m[j--] = (result[i] % 10) + '0';
  }
  char *r;
  if (negtive) {
    r = (char *)malloc(i + 2);
    memcpy(r + 1, m + (nLen_a + nLen_b - i), i + 1);
    r[0] = '-';
  } else {
    r = (char *)malloc(i + 1);
    memcpy(r, m + (nLen_a + nLen_b - i), i + 1);
  }
  return r;
}
```