user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movq   $0xffffffffffffffff,-0x18(%rbp)
  movq   $0x1,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0xf,-0x18(%rbp)
  movq   $0x3,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movabs $0xaaaaaaaaaaaaaaaa,%rax
  mov    %rax,-0x18(%rbp)
  movabs $0x5555555555555555,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movabs $0x7fffffffffffffff,%rax
  mov    %rax,-0x18(%rbp)
  movq   $0xffffffffffffffff,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0x0,-0x18(%rbp)
  movabs $0x8000000000000000,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0x30,-0x18(%rbp)
  movq   $0x5,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0xffffffffffffffff,-0x18(%rbp)
  movq   $0xffffffffffffffff,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0xfffffffffffffffe,-0x18(%rbp)
  movq   $0x10,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0x20,-0x18(%rbp)
  movq   $0xfffffffffffffffe,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0x0,-0x18(%rbp)
  movq   $0xffffffffffffffff,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  divq   -0x10(%rbp)
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movq   $0x78,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movabs $0xcccccccccccccccd,%rdx
  mul    %rdx
  mov    %rdx,%rax
  shr    $0x2,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  shr    $0x2,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  movabs $0xaaaaaaaaaaaaaaab,%rdx
  mul    %rdx
  mov    %rdx,%rax
  shr    %rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  shr    %rax
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  movabs $0x1000000000000000,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  cmp    $0xffffffffffffffff,%rax
  setae  %al
  movzbl %al,%eax
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main() {
  unsigned long long int a, b, c;
  a = 0xFFFFFFFFFFFFFFFFULL;
  b = 0x0000000000000001ULL;
  c = a / b;
  c = 0;
  a = 0x000000000000000FULL;
  b = 0x0000000000000003ULL;
  c = a / b;
  c = 0;
  a = 0xAAAAAAAAAAAAAAAAULL;
  b = 0x5555555555555555ULL;
  c = a / b;
  c = 0;
  a = 0x7FFFFFFFFFFFFFFFULL;
  b = 0xFFFFFFFFFFFFFFFFULL;
  c = a / b;
  c = 0;
  a = 0x0000000000000000ULL;
  b = 0x8000000000000000ULL;
  c = a / b;
  c = 0;
  a = 0x0000000000000030ULL;
  b = 0x0000000000000005ULL;
  c = a / b;
  c = 0;
  a = 0xFFFFFFFFFFFFFFFFULL;
  b = 0xFFFFFFFFFFFFFFFFULL;
  c = a / b;
  c = 0;
  a = 0xFFFFFFFFFFFFFFFEULL;
  b = 0x0000000000000010ULL;
  c = a / b;
  c = 0;
  a = 0x0000000000000020ULL;
  b = 0xFFFFFFFFFFFFFFFEULL;
  c = a / b;
  c = 0;
  a = 0x0000000000000000ULL;
  b = 0xFFFFFFFFFFFFFFFFULL;
  c = a / b;
  c = 0;
  a = 0x78;
  c = a / 5;
  c = c / 4;
  c = c / 3;
  c = c / 2;
  c = 0;
  a = 0x1000000000000000ULL;
  c = a / 0xFFFFFFFFFFFFFFFFULL;
  c = 0;
  return 0;
}
```