user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x5a8,%rsp
  lea    D35(%rip),%rsi
  lea    D29(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x2598(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  je     L156
L75:
  xor    %ebx,%ebx
  lea    D82(%rip),%r13
  jmp    L96
  nopw   0x0(%rax,%rax,1)
L39:
  lea    0x10(%rsp,%rbx,8),%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  add    $0x1,%rbx
  call   <fscanf@plt>
L96:
  mov    %rbp,%rdi
  mov    %ebx,%r12d
  mov    %ebx,%r14d
  call   <feof@plt>
  test   %eax,%eax
  je     L39
  lea    0x0(,%rbx,8),%edi
  call   <malloc@plt>
  mov    %rax,%r13
  test   %ebx,%ebx
  je     L155
  lea    -0x1(%rbx),%eax
  cmp    $0x2,%eax
  jbe    L77
  lea    0x18(%rsp),%rax
  cmp    %rax,%r13
  je     L77
  mov    %ebx,%edx
  lea    0x10(%rsp),%rcx
  mov    %r13,%rax
  shr    %edx
  sub    %r13,%rcx
  shl    $0x4,%rdx
  add    %r13,%rdx
  nopl   0x0(%rax)
L146:
  movapd (%rax,%rcx,1),%xmm1
  add    $0x10,%rax
  movups %xmm1,-0x10(%rax)
  cmp    %rdx,%rax
  jne    L146
  mov    %r12d,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%r12d
  je     L155
  movslq %eax,%rdx
  mov    %eax,%eax
  movsd  0x10(%rsp,%rdx,8),%xmm0
  movsd  %xmm0,0x0(%r13,%rax,8)
L155:
  mov    $0x50,%edi
  lea    D81(%rip),%r12
  call   <malloc@plt>
  lea    D62(%rip),%rdi
  mov    %rax,%r15
  mov    %rax,0x8(%rsp)
  call   <puts@plt>
  mov    $0xa,%ecx
  mov    %r15,%rdx
  mov    %r14d,%esi
  mov    %r13,%rdi
  mov    %r15,%rbx
  lea    0x50(%r15),%rbp
  call   <pacf@plt>
  nop
L23:
  movsd  (%r15),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%r15
  call   <printf@plt>
  cmp    %rbp,%r15
  jne    L23
  mov    $0xa,%edi
  call   <putchar@plt>
  lea    D44(%rip),%rdi
  call   <puts@plt>
  mov    0x8(%rsp),%r15
  xor    %edx,%edx
  mov    %r14d,%esi
  mov    $0xa,%r8d
  mov    %r13,%rdi
  mov    %r15,%rcx
  call   <pacf_opt@plt>
  nopl   0x0(%rax)
L28:
  movsd  (%r15),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%r15
  call   <printf@plt>
  cmp    %rbp,%r15
  jne    L28
  mov    $0xa,%edi
  call   <putchar@plt>
  lea    D72(%rip),%rdi
  call   <puts@plt>
  mov    0x8(%rsp),%r15
  mov    %r14d,%esi
  mov    %r13,%rdi
  mov    $0xa,%r8d
  mov    $0x1,%edx
  mov    %r15,%rcx
  call   <pacf_opt@plt>
  nop
L137:
  movsd  (%r15),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%r15
  call   <printf@plt>
  cmp    %rbp,%r15
  jne    L137
  mov    $0xa,%edi
  call   <putchar@plt>
  lea    D61(%rip),%rdi
  call   <puts@plt>
  mov    0x8(%rsp),%rcx
  mov    %r14d,%esi
  mov    %r13,%rdi
  mov    $0xa,%r8d
  mov    $0x2,%edx
  call   <pacf_opt@plt>
  nopl   0x0(%rax)
L31:
  movsd  (%rbx),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%rbx
  call   <printf@plt>
  cmp    %rbp,%rbx
  jne    L31
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    %r13,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  mov    0x2598(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L141
  add    $0x25a8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L77:
  lea    0x10(%rsp),%rcx
  lea    0x0(%r13,%rbx,8),%rdx
  mov    %r13,%rax
  sub    %r13,%rcx
  nopl   (%rax)
L63:
  movsd  (%rcx,%rax,1),%xmm0
  add    $0x8,%rax
  movsd  %xmm0,-0x8(%rax)
  cmp    %rdx,%rax
  jne    L63
  jmp    L155
L156:
  lea    D83(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    $0x64,%edi
  call   <exit@plt>
  jmp    L75
L141:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D35
type: string
name: unpack_data
arguments: data_tag: D29
type: string
name: unpack_data
arguments: data_tag: D82
type: string
name: unpack_data
arguments: data_tag: D81
type: string
name: unpack_data
arguments: data_tag: D62
type: string
name: unpack_data
arguments: data_tag: D44
type: string
name: unpack_data
arguments: data_tag: D72
type: string
name: unpack_data
arguments: data_tag: D61
type: string
name: unpack_data
arguments: data_tag: D83
type: string

tool: D35: r

tool: D29: seriesC.txt

tool: D82: %lf 


tool: D81: %g 

tool: D62: 
 Default Method : pacf 

tool: D44: 
 pacf_opt Method 0 Yule Walker 

tool: D72: 
 pacf_opt Method 1 Burg 

tool: D61: 
 pacf_opt Method 2 MLE (Box-Jenkins) 

tool: D83: Cannot Open File

assistant: ```c
int main(void) {
  int i, N, M;
  double *inp, *par;
  int method;
  FILE *ifp;
  double temp[1200];
  ifp = fopen("seriesC.txt", "r");
  i = 0;
  if (!ifp) {
    printf("Cannot Open File");
    exit(100);
  }
  while (!feof(ifp)) {
    fscanf(ifp, "%lf \n", &temp[i]);
    i++;
  }
  N = i;
  inp = (double *)malloc(sizeof(double) * N);
  for (i = 0; i < N; ++i) {
    inp[i] = temp[i];
  }
  M = 10;
  par = (double *)malloc(sizeof(double) * M);
  printf("\n Default Method : pacf \n");
  pacf(inp, N, par, M);
  for (i = 0; i < M; ++i) {
    printf("%g ", par[i]);
  }
  printf("\n");
  method = 0;
  printf("\n pacf_opt Method 0 Yule Walker \n");
  pacf_opt(inp, N, method, par, M);
  for (i = 0; i < M; ++i) {
    printf("%g ", par[i]);
  }
  printf("\n");
  method = 1;
  printf("\n pacf_opt Method 1 Burg \n");
  pacf_opt(inp, N, method, par, M);
  for (i = 0; i < M; ++i) {
    printf("%g ", par[i]);
  }
  printf("\n");
  method = 2;
  printf("\n pacf_opt Method 2 MLE (Box-Jenkins) \n");
  pacf_opt(inp, N, method, par, M);
  for (i = 0; i < M; ++i) {
    printf("%g ", par[i]);
  }
  printf("\n");
  free(inp);
  free(par);
  return 0;
}
```