user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  movl   $0x100,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L17
L20:
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    -0x18(%rbp),%edx
  mov    %dl,(%rax)
  addl   $0x1,-0x18(%rbp)
L17:
  mov    -0x18(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L20
  mov    -0x14(%rbp),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <acc_copyin@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <acc_is_present@plt>
  cmp    $0x1,%eax
  je     L82
  mov    $0x0,%eax
  call   <abort@plt>
L82:
  mov    -0x14(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <acc_is_present@plt>
  cmp    $0x1,%eax
  je     L95
  mov    $0x0,%eax
  call   <abort@plt>
L95:
  mov    -0x10(%rbp),%rax
  sub    $0x1,%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <acc_is_present@plt>
  test   %eax,%eax
  je     L35
  mov    $0x0,%eax
  call   <abort@plt>
L35:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <acc_is_present@plt>
  test   %eax,%eax
  je     L136
  mov    $0x0,%eax
  call   <abort@plt>
L136:
  movl   $0x0,-0x18(%rbp)
  jmp    L104
L117:
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <acc_is_present@plt>
  cmp    $0x1,%eax
  je     L0
  mov    $0x0,%eax
  call   <abort@plt>
L0:
  addl   $0x1,-0x18(%rbp)
L104:
  mov    -0x18(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L117
  movl   $0x0,-0x18(%rbp)
  jmp    L53
L66:
  mov    -0x14(%rbp),%eax
  sub    -0x18(%rbp),%eax
  mov    -0x18(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x10(%rbp),%rdx
  add    %rcx,%rdx
  mov    %eax,%esi
  mov    %rdx,%rdi
  call   <acc_is_present@plt>
  cmp    $0x1,%eax
  je     L91
  mov    $0x0,%eax
  call   <abort@plt>
L91:
  addl   $0x1,-0x18(%rbp)
L53:
  mov    -0x18(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L66
  mov    -0x14(%rbp),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <acc_delete@plt>
  movl   $0x0,-0x18(%rbp)
  jmp    L146
L120:
  mov    -0x14(%rbp),%eax
  sub    -0x18(%rbp),%eax
  mov    -0x18(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x10(%rbp),%rdx
  add    %rcx,%rdx
  mov    %eax,%esi
  mov    %rdx,%rdi
  call   <acc_is_present@plt>
  test   %eax,%eax
  je     L75
  mov    $0x0,%eax
  call   <abort@plt>
L75:
  addl   $0x1,-0x18(%rbp)
L146:
  mov    -0x18(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L120
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main(int argc, char **argv) {
  const int N = 256;
  int i;
  unsigned char *h;
  void *d;
  h = (unsigned char *)malloc(N);
  for (i = 0; i < N; i++) {
    h[i] = i;
  }
  d = acc_copyin(h, N);
  if (acc_is_present(h, 1) != 1)
    abort();
  if (acc_is_present(h + N - 1, 1) != 1)
    abort();
  if (acc_is_present(h - 1, 1) != 0)
    abort();
  if (acc_is_present(h + N, 1) != 0)
    abort();
  for (i = 0; i < N; i++) {
    if (acc_is_present(h + i, 1) != 1)
      abort();
  }
  for (i = 0; i < N; i++) {
    if (acc_is_present(h + i, N - i) != 1)
      abort();
  }
  acc_delete(h, N);
  for (i = 0; i < N; i++) {
    if (acc_is_present(h + i, N - i) != 0)
      abort();
  }
  free(h);
  return 0;
}
```