user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x40(%rbp)
  lea    -0x44(%rbp),%rax
  mov    %rax,%rsi
  lea    D31(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  jmp    L35
L148:
  mov    -0x44(%rbp),%eax
  mov    %eax,-0x34(%rbp)
  movl   $0x0,-0x40(%rbp)
  jmp    L134
L51:
  mov    -0x34(%rbp),%eax
  cltd
  shr    $0x1c,%edx
  add    %edx,%eax
  and    $0xf,%eax
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x40(%rbp),%eax
  cltq
  mov    %edx,-0x30(%rbp,%rax,4)
  mov    -0x34(%rbp),%eax
  lea    0xf(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x4,%eax
  mov    %eax,-0x34(%rbp)
  addl   $0x1,-0x40(%rbp)
L134:
  cmpl   $0x0,-0x34(%rbp)
  jg     L51
  mov    -0x40(%rbp),%eax
  mov    %eax,-0x3c(%rbp)
  mov    -0x3c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x38(%rbp)
  movl   $0x0,-0x40(%rbp)
  jmp    L81
L169:
  mov    -0x40(%rbp),%eax
  cltq
  mov    -0x30(%rbp,%rax,4),%edx
  mov    -0x38(%rbp),%eax
  cltq
  mov    -0x30(%rbp,%rax,4),%eax
  cmp    %eax,%edx
  jne    L101
  addl   $0x1,-0x40(%rbp)
  subl   $0x1,-0x38(%rbp)
L81:
  mov    -0x3c(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  cmp    %eax,-0x40(%rbp)
  jl     L169
  jmp    L48
L101:
  nop
L48:
  mov    -0x44(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,-0x44(%rbp)
L35:
  mov    -0x3c(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  cmp    %eax,-0x40(%rbp)
  jne    L148
  movl   $0x0,-0x40(%rbp)
  jmp    L29
L124:
  mov    -0x40(%rbp),%eax
  cltq
  mov    -0x30(%rbp,%rax,4),%eax
  sub    $0xa,%eax
  cmp    $0x5,%eax
  ja     L10
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D10(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D10(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0x41,%edi
  call   <putchar@plt>
  jmp    L82
  mov    $0x42,%edi
  call   <putchar@plt>
  jmp    L82
  mov    $0x43,%edi
  call   <putchar@plt>
  jmp    L82
  mov    $0x44,%edi
  call   <putchar@plt>
  jmp    L82
  mov    $0x45,%edi
  call   <putchar@plt>
  jmp    L82
  mov    $0x46,%edi
  call   <putchar@plt>
  jmp    L82
L10:
  mov    -0x40(%rbp),%eax
  cltq
  mov    -0x30(%rbp,%rax,4),%eax
  mov    %eax,%esi
  lea    D31(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  nop
L82:
  addl   $0x1,-0x40(%rbp)
L29:
  mov    -0x40(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jl     L124
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L76
  call   <__stack_chk_fail@plt>
L76:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D31
type: string

tool: D31: %d

assistant: ```c
int main() {
  int input;
  int count = 0, hex[10], i, rev, temp;
  scanf("%d", &input);
  for (; count != i / 2; input++) {
    temp = input;
    for (count = 0; temp > 0; count++) {
      hex[count] = temp % 16;
      temp /= 16;
    }
    i = count;
    rev = i - 1;
    for (count = 0; count < i / 2; count++, rev--) {
      if (hex[count] != hex[rev]) {
        break;
      }
    }
  }
  for (count = 0; count < i; count++) {
    switch (hex[count]) {
    case 10:
      printf("A");
      break;
    case 11:
      printf("B");
      break;
    case 12:
      printf("C");
      break;
    case 13:
      printf("D");
      break;
    case 14:
      printf("E");
      break;
    case 15:
      printf("F");
      break;
    default:
      printf("%d", hex[count]);
      break;
    }
  }
  printf("\n");
}
```