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

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %rsi,-0x40(%rbp)
  movl   $0xa,-0x2c(%rbp)
  cmpl   $0x2,-0x34(%rbp)
  jne    L13
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <atoi@plt>
  mov    %eax,-0x2c(%rbp)
  cmpl   $0x0,-0x2c(%rbp)
  jne    L13
  lea    D46(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
L13:
  mov    -0x2c(%rbp),%eax
  mov    $0x8,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x20(%rbp)
  mov    -0x2c(%rbp),%eax
  mov    $0x8,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x2c(%rbp),%eax
  mov    $0x8,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x2c(%rbp),%eax
  mov    $0x8,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rdi
  mov    -0x10(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  mov    -0x20(%rbp),%rsi
  mov    -0x2c(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <cf@plt>
  mov    -0x2c(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  mov    %eax,%esi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D26(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  movl   $0x0,-0x28(%rbp)
  jmp    L28
L48:
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  mov    $0x2,%eax
  call   <printf@plt>
  addl   $0x1,-0x28(%rbp)
L28:
  mov    -0x28(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L48
  mov    $0xa,%edi
  call   <putchar@plt>
  lea    D51(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  movl   $0x0,-0x24(%rbp)
  jmp    L23
L53:
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  mov    $0x2,%eax
  call   <printf@plt>
  addl   $0x1,-0x24(%rbp)
L23:
  mov    -0x24(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L53
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D46
datatype: string
name: parse_data
arguments: label: D17
datatype: string
name: parse_data
arguments: label: D26
datatype: string
name: parse_data
arguments: label: D0
datatype: string
name: parse_data
arguments: label: D51
datatype: string

tool: D46: Error in command line argument, should be a single nonzero integer.

tool: D17: Type (%i, %i) best rational function approximant to matrix exponential.


tool: D26: poles: 

tool: D0: %.15e + %.15e i


tool: D51: residuals: 

assistant: ```c
int main(int argc, char *argv[]) {
  int n = 10;
  if (argc == 2) {
    n = atoi(argv[1]);
    if (n == 0) {
      printf("Error in command line argument, should be a single nonzero integer.\n");
      exit(1);
    }
  }
  double *poles_r = (double *)calloc(n, sizeof(double));
  double *poles_i = (double *)calloc(n, sizeof(double));
  double *res_r = (double *)calloc(n, sizeof(double));
  double *res_i = (double *)calloc(n, sizeof(double));
  cf(n, poles_r, poles_i, res_r, res_i);
  printf("Type (%i, %i) best rational function approximant to matrix exponential.\n", n, n);
  printf("poles: \n");
  for (int i = 0; i < n; ++i) {
    printf("%.15e + %.15e i\n", poles_r[i], poles_i[i]);
  }
  printf("\n");
  printf("residuals: \n");
  for (int i = 0; i < n; ++i) {
    printf("%.15e + %.15e i\n", res_r[i], res_i[i]);
  }
  printf("\n");
  free(poles_r);
  free(poles_i);
  free(res_r);
  free(res_i);
  return 0;
}
```