user: Converte this assembly snippet into its equivalent C code:

```asm
<test_multprec_Newton_step>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D37(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D61(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <syscon_read_multprec_system@plt>
  mov    %eax,-0xc(%rbp)
  lea    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <syscon_number_of_multprec_polynomials@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x18(%rbp),%eax
  mov    %eax,%esi
  lea    D46(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  call   <solcon_read_multprec_solutions@plt>
  mov    %eax,-0xc(%rbp)
  lea    -0x14(%rbp),%rax
  mov    %rax,%rdi
  call   <solcon_number_of_multprec_solutions@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%esi
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <solcon_dimension_of_multprec_solutions@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x18(%rbp),%eax
  mov    %eax,%esi
  lea    D31(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <multprec_Newton_step@plt>
  mov    %eax,-0xc(%rbp)
  lea    D59(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <solcon_write_multprec_solutions@plt>
  mov    %eax,-0xc(%rbp)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L6
  call   <__stack_chk_fail@plt>
L6:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D22
type_infered: string
name: unpack_data
arguments: label: D37
type_infered: string
name: unpack_data
arguments: label: D61
type_infered: string
name: unpack_data
arguments: label: D46
type_infered: string
name: unpack_data
arguments: label: D47
type_infered: string
name: unpack_data
arguments: label: D31
type_infered: string
name: unpack_data
arguments: label: D59
type_infered: string

tool: D22: 
Running Newton step with multiprecision arithmetic ...

tool: D37: 
give the number of decimal places in the working precision : 

tool: D61: %d

tool: D46: The system container has %d polynomials.


tool: D47: The solution container has size %d.


tool: D31: The solutions in the container have dimension %d.


tool: D59: The solutions after the Newton step :

assistant: ```c
void test_multprec_Newton_step(void) {
  int fail, dim, len, deci;
  printf("\nRunning Newton step with multiprecision arithmetic ...\n");
  printf("\ngive the number of decimal places in the working precision : ");
  scanf("%d", &deci);
  fail = syscon_read_multprec_system(deci);
  fail = syscon_number_of_multprec_polynomials(&dim);
  printf("The system container has %d polynomials.\n", dim);
  fail = solcon_read_multprec_solutions();
  fail = solcon_number_of_multprec_solutions(&len);
  printf("The solution container has size %d.\n", len);
  fail = solcon_dimension_of_multprec_solutions(&dim);
  printf("The solutions in the container have dimension %d.\n", dim);
  fail = multprec_Newton_step(deci);
  printf("The solutions after the Newton step :\n");
  fail = solcon_write_multprec_solutions();
}
```