user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  call   <fork@plt>
  cmp    $0xffffffff,%eax
  je     L4
  test   %eax,%eax
  jne    L5
  mov    $0xde,%esi
  lea    D72(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0xde,%esi
  lea    D53(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0xde,%esi
  lea    D46(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0xde,%esi
  lea    D100(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0xde,%esi
  lea    D67(%rip),%rdi
  call   <printf@plt>
L25:
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
L4:
  lea    D74(%rip),%rdi
  call   <perror@plt>
  or     $0xffffffff,%edi
  call   <exit@plt>
L5:
  mov    $0x3e7,%esi
  lea    D38(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0x3e7,%esi
  lea    D44(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0x3e7,%esi
  lea    D3(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0x3e7,%esi
  lea    D49(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <sleeprand@plt>
  mov    $0x3e7,%esi
  lea    D66(%rip),%rdi
  call   <printf@plt>
  jmp    L25
```

tool_calls: name: extract_symbolic_data
arguments: tag: D72
type_guessed: string
name: extract_symbolic_data
arguments: tag: D53
type_guessed: string
name: extract_symbolic_data
arguments: tag: D46
type_guessed: string
name: extract_symbolic_data
arguments: tag: D100
type_guessed: string
name: extract_symbolic_data
arguments: tag: D67
type_guessed: string
name: extract_symbolic_data
arguments: tag: D74
type_guessed: string
name: extract_symbolic_data
arguments: tag: D38
type_guessed: string
name: extract_symbolic_data
arguments: tag: D44
type_guessed: string
name: extract_symbolic_data
arguments: tag: D3
type_guessed: string
name: extract_symbolic_data
arguments: tag: D49
type_guessed: string
name: extract_symbolic_data
arguments: tag: D66
type_guessed: string

tool: D72: 1. I am child: x = %d


tool: D53: 2. I am child: x = %d


tool: D46: 3. I am child: x = %d


tool: D100: 4. I am child: x = %d


tool: D67: 5. I am child: x = %d


tool: D74: Fork:

tool: D38: 1. I am parent: x = %d


tool: D44: 2. I am parent: x = %d


tool: D3: 3. I am parent: x = %d


tool: D49: 4. I am parent: x = %d


tool: D66: 5. I am parent: x = %d


assistant: ```c
int main(int argc, char *argv[]) {
  int pid;
  int x = 999;
  if ((pid = fork()) == -1) {
    perror("Fork:");
    exit(-1);
  }
  if (pid == 0) {
    x = 222;
    printf("1. I am child: x = %d\n", x);
    sleeprand();
    printf("2. I am child: x = %d\n", x);
    sleeprand();
    printf("3. I am child: x = %d\n", x);
    sleeprand();
    printf("4. I am child: x = %d\n", x);
    sleeprand();
    printf("5. I am child: x = %d\n", x);
  } else {
    printf("1. I am parent: x = %d\n", x);
    sleeprand();
    printf("2. I am parent: x = %d\n", x);
    sleeprand();
    printf("3. I am parent: x = %d\n", x);
    sleeprand();
    printf("4. I am parent: x = %d\n", x);
    sleeprand();
    printf("5. I am parent: x = %d\n", x);
  }
  return 0;
}
```