user: Demonstrate the C code that generates the assembly output below:

```asm
<qsort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %edx,-0x30(%rbp)
  lea    D56(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x30(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  mov    %eax,%esi
  lea    D19(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x2c(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jge    L137
  mov    -0x2c(%rbp),%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x30(%rbp),%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x2c(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L75
L16:
  addl   $0x1,-0x14(%rbp)
  jmp    L111
L20:
  addl   $0x1,-0x14(%rbp)
L111:
  mov    -0x14(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jg     L0
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x8(%rbp)
  jg     L20
L0:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%esi
  mov    -0x14(%rbp),%ecx
  mov    -0x14(%rbp),%edx
  mov    -0x8(%rbp),%eax
  mov    %esi,%r8d
  mov    %eax,%esi
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L69
L34:
  subl   $0x1,-0x10(%rbp)
L69:
  mov    -0x14(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jg     L49
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x8(%rbp)
  jl     L34
L49:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%esi
  mov    -0x10(%rbp),%ecx
  mov    -0x10(%rbp),%edx
  mov    -0x8(%rbp),%eax
  mov    %esi,%r8d
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x14(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jg     L24
  mov    -0x10(%rbp),%edx
  mov    -0x14(%rbp),%eax
  mov    %eax,%esi
  lea    D58(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x10(%rbp),%edx
  mov    -0x14(%rbp),%ecx
  mov    -0x28(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <swap@plt>
L75:
  mov    -0x14(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jle    L16
  jmp    L51
L24:
  nop
L51:
  mov    -0x10(%rbp),%edx
  mov    -0x2c(%rbp),%ecx
  mov    -0x28(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <swap@plt>
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  movl   $0x0,-0xc(%rbp)
  jmp    L86
L109:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,%esi
  lea    D15(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0xc(%rbp)
L86:
  cmpl   $0x8,-0xc(%rbp)
  jle    L109
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D56(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x10(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    -0x2c(%rbp),%ecx
  mov    -0x28(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <qsort>
  mov    -0x10(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x30(%rbp),%edx
  mov    -0x28(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <qsort>
  jmp    L13
L137:
  nop
L13:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: label: D56
data_type: string
name: retrieve_data
arguments: label: D19
data_type: string
name: retrieve_data
arguments: label: D47
data_type: string
name: retrieve_data
arguments: label: D32
data_type: string
name: retrieve_data
arguments: label: D58
data_type: string
name: retrieve_data
arguments: label: D16
data_type: string
name: retrieve_data
arguments: label: D15
data_type: string

tool: D56: #############################################

tool: D19: l is: %d +++ u is: %d


tool: D47: new more than {%d} i is: %d and arr[%d] is: %d


tool: D32: new less than {%d} j is: %d and arr[%d] is: %d


tool: D58: swap i:%d and j:%d


tool: D16: -------------------

tool: D15: %d


assistant: ```c
void qsort(int *arr, int l, int u) {
  printf("#############################################\n");
  printf("l is: %d +++ u is: %d\n", l, u);
  if (l >= u)
    return;
  int i = l, j = u, t = arr[l];
  int tmp = 0;
  int k = 0;
  while (i <= j) {
    i++;
    while (i <= j && arr[i] < t)
      i++;
    printf("new more than {%d} i is: %d and arr[%d] is: %d\n", t, i, i, arr[i]);
    while (i <= j && arr[j] > t)
      j--;
    printf("new less than {%d} j is: %d and arr[%d] is: %d\n", t, j, j, arr[j]);
    if (i > j)
      break;
    printf("swap i:%d and j:%d\n", i, j);
    swap(arr, i, j);
  }
  swap(arr, l, j);
  printf("-------------------\n");
  for (k = 0; k < 9; k++)
    printf("%d\n", arr[k]);
  printf("-------------------\n");
  printf("#############################################\n");
  qsort(arr, l, j - 1);
  qsort(arr, j + 1, u);
}
```