user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fnroot>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %rcx,-0x50(%rbp)
  mov    %r8,-0x58(%rbp)
  mov    %r9,-0x60(%rbp)
  mov    -0x34(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x60(%rbp),%rdi
  mov    -0x58(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x34(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <rootls@plt>
  mov    -0x50(%rbp),%rdx
  mov    %eax,(%rdx)
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x1c(%rbp)
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  je     L115
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  mov    -0x1c(%rbp),%edx
  sub    $0x1,%edx
  cmp    %edx,%eax
  jne    L71
L115:
  mov    -0x34(%rbp),%eax
  jmp    L30
L71:
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x18(%rbp)
  mov    -0x1c(%rbp),%eax
  mov    %eax,-0x28(%rbp)
  mov    -0x18(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x60(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x34(%rbp)
  mov    -0x1c(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  je     L72
  mov    -0x18(%rbp),%eax
  mov    %eax,-0x2c(%rbp)
  jmp    L20
L110:
  mov    -0x2c(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x60(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x14(%rbp)
  movl   $0x0,-0x24(%rbp)
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L76
L59:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  test   %eax,%eax
  js     L129
  addl   $0x1,-0x24(%rbp)
L129:
  addq   $0x4,-0x8(%rbp)
L76:
  mov    -0x14(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  cmp    %rax,-0x8(%rbp)
  jb     L59
  mov    -0x24(%rbp),%eax
  cmp    -0x28(%rbp),%eax
  jge    L1
  mov    -0x14(%rbp),%eax
  mov    %eax,-0x34(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x28(%rbp)
L1:
  addl   $0x1,-0x2c(%rbp)
L20:
  mov    -0x2c(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L110
L72:
  mov    -0x60(%rbp),%rdi
  mov    -0x58(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x34(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <rootls@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jge    L44
  mov    -0x20(%rbp),%eax
  mov    %eax,-0x34(%rbp)
  mov    -0x60(%rbp),%rdi
  mov    -0x58(%rbp),%rcx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x34(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <rootls@plt>
  mov    -0x50(%rbp),%rdx
  mov    %eax,(%rdx)
L44:
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jg     L58
  mov    -0x34(%rbp),%eax
  jmp    L30
L58:
  mov    -0x50(%rbp),%rax
  mov    -0xc(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x34(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x50(%rbp),%rax
  mov    (%rax),%eax
  mov    -0x1c(%rbp),%edx
  sub    $0x1,%edx
  cmp    %edx,%eax
  jl     L71
  mov    -0x34(%rbp),%eax
L30:
  leave
  ret
```

assistant: ```c
int fnroot(int root, int **padj, int *mask, int *nlvl, int *xls, int *ls) {
  int ccsize, j, jstrt, mindeg, ndeg, node;
  int *kptr, nabor, nunlvl;
  int oldroot;
  oldroot = root;
  *nlvl = rootls(root, padj, mask, xls, ls);
  ccsize = xls[*nlvl + 1];
  if (*nlvl == 0 || *nlvl == ccsize - 1)
    return (root);
  do {
    jstrt = xls[*nlvl];
    mindeg = ccsize;
    root = ls[jstrt];
    if (ccsize != jstrt) {
      for (j = jstrt; j < ccsize; j++) {
        node = ls[j];
        ndeg = 0;
        for (kptr = padj[node]; kptr < padj[node + 1]; kptr++) {
          nabor = *kptr;
          if (mask[nabor] >= 0)
            ndeg++;
        }
        if (ndeg < mindeg) {
          root = node;
          mindeg = ndeg;
        }
      }
    }
    nunlvl = rootls(root, padj, mask, xls, ls);
    if (nunlvl < *nlvl) {
      root = oldroot;
      *nlvl = rootls(root, padj, mask, xls, ls);
    }
    if (nunlvl <= *nlvl)
      return (root);
    *nlvl = nunlvl;
    oldroot = root;
  } while (*nlvl < ccsize - 1);
  return (root);
}
```