user: What is the c source code of the assembly code below:

```asm
<dec>:
  endbr64
  push   %rbp
  lea    D5(%rip),%rdi
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xc(%rsp),%rcx
  lea    0x8(%rsp),%rdx
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  lea    0xf(%rax),%edx
  mov    %eax,%ecx
  cmovns %eax,%edx
  sar    $0x1f,%ecx
  shr    $0x1c,%ecx
  add    %ecx,%eax
  mov    %edx,%esi
  and    $0xf,%eax
  sar    $0x4,%esi
  sub    %ecx,%eax
  cmp    $0x9f,%edx
  ja     L218
  lea    0x30(%rsi),%edx
  mov    %dl,0x11(%rsp)
L716:
  cmp    $0xe,%esi
  jne    L558
  movb   $0x65,0x11(%rsp)
  cmp    $0x9,%eax
  jbe    L271
L109:
  cmp    $0xa,%eax
  jne    L442
  movb   $0x61,0x12(%rsp)
  jmp    L323
  nopw   0x0(%rax,%rax,1)
L218:
  cmp    $0xa,%esi
  jne    L605
  movb   $0x61,0x11(%rsp)
L198:
  cmp    $0x9,%eax
  ja     L109
L271:
  lea    0x30(%rax),%edx
  mov    %dl,0x12(%rsp)
L396:
  cmp    $0xe,%eax
  jne    L723
  movb   $0x65,0x12(%rsp)
  nopl   0x0(%rax,%rax,1)
L323:
  mov    0x8(%rsp),%eax
  test   %eax,%eax
  lea    0xf(%rax),%edx
  mov    %eax,%ecx
  cmovns %eax,%edx
  sar    $0x1f,%ecx
  shr    $0x1c,%ecx
  add    %ecx,%eax
  mov    %edx,%esi
  and    $0xf,%eax
  sar    $0x4,%esi
  sub    %ecx,%eax
  cmp    $0x9f,%edx
  ja     L615
  lea    0x30(%rsi),%edx
  mov    %dl,0x13(%rsp)
L193:
  cmp    $0xe,%esi
  jne    L515
  movb   $0x65,0x13(%rsp)
  nopl   0x0(%rax)
L256:
  cmp    $0x9,%eax
  ja     L698
  lea    0x30(%rax),%edx
  mov    %dl,0x14(%rsp)
L228:
  cmp    $0xe,%eax
  jne    L545
  movb   $0x65,0x14(%rsp)
  cs nopw 0x0(%rax,%rax,1)
L537:
  mov    0xc(%rsp),%eax
  test   %eax,%eax
  lea    0xf(%rax),%edx
  mov    %eax,%ecx
  cmovns %eax,%edx
  sar    $0x1f,%ecx
  shr    $0x1c,%ecx
  add    %ecx,%eax
  mov    %edx,%esi
  and    $0xf,%eax
  sar    $0x4,%esi
  sub    %ecx,%eax
  cmp    $0x9f,%edx
  ja     L319
  lea    0x30(%rsi),%edx
  mov    %dl,0x15(%rsp)
L250:
  cmp    $0xe,%esi
  jne    L628
  movb   $0x65,0x15(%rsp)
  nopl   0x0(%rax)
L254:
  cmp    $0x9,%eax
  ja     L652
  lea    0x30(%rax),%edx
  mov    %dl,0x16(%rsp)
L596:
  cmp    $0xe,%eax
  jne    L674
  movb   $0x65,0x16(%rsp)
  nopw   0x0(%rax,%rax,1)
L456:
  mov    $0x23,%edi
  lea    0x11(%rsp),%rbx
  lea    0x17(%rsp),%rbp
  call   <putchar@plt>
  nopl   0x0(%rax)
L612:
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  call   <putchar@plt>
  cmp    %rbx,%rbp
  jne    L612
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L35
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
  xchg   %ax,%ax
L605:
  cmp    $0xb,%esi
  jne    L19
  movb   $0x62,0x11(%rsp)
  jmp    L198
  nopl   0x0(%rax,%rax,1)
L652:
  cmp    $0xa,%eax
  jne    L383
  movb   $0x61,0x16(%rsp)
  jmp    L456
  nopl   0x0(%rax,%rax,1)
L698:
  cmp    $0xa,%eax
  jne    L217
  movb   $0x61,0x14(%rsp)
  jmp    L537
  nopl   0x0(%rax,%rax,1)
L319:
  cmp    $0xa,%esi
  jne    L584
  movb   $0x61,0x15(%rsp)
  jmp    L254
  nopl   0x0(%rax,%rax,1)
L615:
  cmp    $0xa,%esi
  jne    L649
  movb   $0x61,0x13(%rsp)
  jmp    L256
L674:
  cmp    $0xf,%eax
  jne    L456
  movb   $0x66,0x16(%rsp)
  jmp    L456
  nopw   0x0(%rax,%rax,1)
L649:
  cmp    $0xb,%esi
  jne    L75
  movb   $0x62,0x13(%rsp)
  jmp    L256
L558:
  cmp    $0xf,%esi
  jne    L198
  movb   $0x66,0x11(%rsp)
  jmp    L198
L19:
  cmp    $0xc,%esi
  jne    L645
  movb   $0x63,0x11(%rsp)
  jmp    L198
L75:
  cmp    $0xc,%esi
  jne    L294
  movb   $0x63,0x13(%rsp)
  jmp    L256
L645:
  cmp    $0xd,%esi
  jne    L716
  movb   $0x64,0x11(%rsp)
  jmp    L198
L294:
  cmp    $0xd,%esi
  jne    L193
  movb   $0x64,0x13(%rsp)
  jmp    L256
L628:
  cmp    $0xf,%esi
  jne    L254
  movb   $0x66,0x15(%rsp)
  jmp    L254
  nopl   0x0(%rax)
L442:
  cmp    $0xb,%eax
  jne    L15
  movb   $0x62,0x12(%rsp)
  jmp    L323
L545:
  cmp    $0xf,%eax
  jne    L537
  movb   $0x66,0x14(%rsp)
  jmp    L537
  nopw   0x0(%rax,%rax,1)
L217:
  cmp    $0xb,%eax
  jne    L259
  movb   $0x62,0x14(%rsp)
  jmp    L537
L15:
  cmp    $0xc,%eax
  jne    L521
  movb   $0x63,0x12(%rsp)
  jmp    L323
L259:
  cmp    $0xc,%eax
  jne    L431
  movb   $0x63,0x14(%rsp)
  jmp    L537
L521:
  cmp    $0xd,%eax
  jne    L396
  movb   $0x64,0x12(%rsp)
  jmp    L323
L431:
  cmp    $0xd,%eax
  jne    L228
  movb   $0x64,0x14(%rsp)
  jmp    L537
L515:
  cmp    $0xf,%esi
  jne    L256
  movb   $0x66,0x13(%rsp)
  jmp    L256
  cs nopw 0x0(%rax,%rax,1)
L383:
  cmp    $0xb,%eax
  jne    L221
  movb   $0x62,0x16(%rsp)
  jmp    L456
L723:
  cmp    $0xf,%eax
  jne    L323
  movb   $0x66,0x12(%rsp)
  jmp    L323
  nopw   0x0(%rax,%rax,1)
L584:
  cmp    $0xb,%esi
  jne    L292
  movb   $0x62,0x15(%rsp)
  jmp    L254
L221:
  cmp    $0xc,%eax
  jne    L119
  movb   $0x63,0x16(%rsp)
  jmp    L456
L292:
  cmp    $0xc,%esi
  jne    L392
  movb   $0x63,0x15(%rsp)
  jmp    L254
L119:
  cmp    $0xd,%eax
  jne    L596
  movb   $0x64,0x16(%rsp)
  jmp    L456
L392:
  cmp    $0xd,%esi
  jne    L250
  movb   $0x64,0x15(%rsp)
  jmp    L254
L35:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D5
data_type: string

tool: D5: %d, %d, %d,

assistant: ```c
int dec() {
  int a, b, c;
  int dev, diff;
  int count;
  char String[7];
  scanf("%d, %d, %d,", &a, &b, &c);
  dev = a / 16;
  diff = a - dev * 16;
  if (dev >= 0 && dev <= 9)
    String[0] = dev + '0';
  if (dev == 10)
    String[0] = 'a';
  if (dev == 11)
    String[0] = 'b';
  if (dev == 12)
    String[0] = 'c';
  if (dev == 13)
    String[0] = 'd';
  if (dev == 14)
    String[0] = 'e';
  if (dev == 15)
    String[0] = 'f';
  if (diff >= 0 && diff <= 9)
    String[1] = diff + '0';
  if (diff == 10)
    String[1] = 'a';
  if (diff == 11)
    String[1] = 'b';
  if (diff == 12)
    String[1] = 'c';
  if (diff == 13)
    String[1] = 'd';
  if (diff == 14)
    String[1] = 'e';
  if (diff == 15)
    String[1] = 'f';
  dev = b / 16;
  diff = b - dev * 16;
  if (dev >= 0 && dev <= 9)
    String[2] = dev + '0';
  if (dev == 10)
    String[2] = 'a';
  if (dev == 11)
    String[2] = 'b';
  if (dev == 12)
    String[2] = 'c';
  if (dev == 13)
    String[2] = 'd';
  if (dev == 14)
    String[2] = 'e';
  if (dev == 15)
    String[2] = 'f';
  if (diff >= 0 && diff <= 9)
    String[3] = diff + '0';
  if (diff == 10)
    String[3] = 'a';
  if (diff == 11)
    String[3] = 'b';
  if (diff == 12)
    String[3] = 'c';
  if (diff == 13)
    String[3] = 'd';
  if (diff == 14)
    String[3] = 'e';
  if (diff == 15)
    String[3] = 'f';
  dev = c / 16;
  diff = c - dev * 16;
  if (dev >= 0 && dev <= 9)
    String[4] = dev + '0';
  if (dev == 10)
    String[4] = 'a';
  if (dev == 11)
    String[4] = 'b';
  if (dev == 12)
    String[4] = 'c';
  if (dev == 13)
    String[4] = 'd';
  if (dev == 14)
    String[4] = 'e';
  if (dev == 15)
    String[4] = 'f';
  if (diff >= 0 && diff <= 9)
    String[5] = diff + '0';
  if (diff == 10)
    String[5] = 'a';
  if (diff == 11)
    String[5] = 'b';
  if (diff == 12)
    String[5] = 'c';
  if (diff == 13)
    String[5] = 'd';
  if (diff == 14)
    String[5] = 'e';
  if (diff == 15)
    String[5] = 'f';
  printf("#");
  for (count = 0; count < 6; ++count)
    printf("%c", String[count]);
  return 0;
}
```