user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  xor    %r15d,%r15d
  push   %r14
  xor    %r14d,%r14d
  push   %r13
  mov    %r14d,%edi
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  call   <getid@plt>
  mov    %r14d,%edi
  xor    %eax,%eax
  call   <printid@plt>
  mov    %rsp,%rdx
  xor    %eax,%eax
  cmp    %rdx,%rsp
  je     L112
L165:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rdx,%rsp
  jne    L165
L112:
  and    $0xfff,%eax
  jne    L184
L129:
  lea    0xf(%r15),%rax
  mov    %rsp,%rbx
  mov    %rsp,%rcx
  mov    %rax,%rdx
  shr    $0x4,%rdx
  shl    $0x4,%rdx
L100:
  cmp    %rcx,%rsp
  je     L74
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L100
L184:
  orq    $0x0,-0x8(%rsp,%rax,1)
  jmp    L129
L74:
  sub    %rdx,%rsp
  and    $0xfff,%edx
  jne    L193
L175:
  shr    $0x4,%rax
  mov    %rsp,%r12
  mov    %rsp,%rdx
  shl    $0x4,%rax
L41:
  cmp    %rdx,%rsp
  je     L118
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L41
L193:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L175
L118:
  sub    %rax,%rsp
  and    $0xfff,%eax
  je     L5
  orq    $0x0,-0x8(%rsp,%rax,1)
L5:
  mov    %rbx,%rdi
  xor    %eax,%eax
  mov    %rsp,%r13
  call   <getid@plt>
  mov    %rbx,%rdi
  xor    %eax,%eax
  call   <printid@plt>
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <getid@plt>
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <printid@plt>
  or     $0xffffffffffffffff,%rsi
  test   %esi,%esi
  js     L6
  lea    0x0(%r13,%r15,1),%rax
  xor    %r8d,%r8d
  lea    0x4(%rbx,%rsi,4),%rcx
  xor    %edi,%edi
  mov    $0xfffffffffffffffc,%r15
  nopl   0x0(%rax,%rax,1)
L35:
  movss  (%r12,%rsi,4),%xmm1
  mov    %esi,%r11d
  mov    %r8d,%edx
  movslq %esi,%r9
  test   %r8d,%r8d
  jns    L169
  lea    -0x1(%rdi),%r9d
  cmp    $0x2,%r9d
  jbe    L14
  mov    %edi,%r9d
  xor    %edx,%edx
  shr    $0x2,%r9d
  shl    $0x4,%r9
  nop
L153:
  movups (%rax,%rdx,1),%xmm0
  movups (%rcx,%rdx,1),%xmm3
  add    $0x10,%rdx
  mulps  %xmm3,%xmm0
  subss  %xmm0,%xmm1
  movaps %xmm0,%xmm2
  shufps $0x55,%xmm0,%xmm2
  subss  %xmm2,%xmm1
  movaps %xmm0,%xmm2
  unpckhps %xmm0,%xmm2
  shufps $0xff,%xmm0,%xmm0
  subss  %xmm2,%xmm1
  subss  %xmm0,%xmm1
  cmp    %r9,%rdx
  jne    L153
  mov    %edi,%r10d
  movslq %r11d,%r9
  and    $0xfffffffc,%r10d
  lea    (%r8,%r10,1),%edx
  cmp    %edi,%r10d
  je     L169
L14:
  movslq %edx,%r14
  movslq %r11d,%r9
  mov    %edx,%r11d
  lea    0x0(%r13,%r14,4),%r10
  movss  (%rbx,%r14,4),%xmm0
  mulss  (%r10),%xmm0
  subss  %xmm0,%xmm1
  add    $0x1,%r11d
  jns    L169
  movslq %r11d,%r11
  movss  (%rbx,%r11,4),%xmm0
  mulss  0x4(%r10),%xmm0
  subss  %xmm0,%xmm1
  add    $0x2,%edx
  jns    L169
  movslq %edx,%rdx
  movss  0x8(%r10),%xmm0
  mulss  (%rbx,%rdx,4),%xmm0
  subss  %xmm0,%xmm1
L169:
  shl    $0x0,%r9
  sub    $0x1,%rsi
  add    $0x1,%edi
  sub    $0x1,%r8d
  divss  (%rbx,%r9,4),%xmm1
  sub    $0x4,%rax
  movss  %xmm1,(%rax)
  add    %r15,%rcx
  test   %esi,%esi
  jns    L35
L6:
  xor    %eax,%eax
  mov    %r13,%rdi
  call   <printid@plt>
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L141
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L141:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void main() {
  int N, i, j, k;
  float Sum, t;
  getid(N);
  printid(N);
  {
    float A[N][N], B[N], X[N];
    getid(A);
    printid(A);
    getid(B);
    printid(B);
    for (i = 0; i < N; i++)
      for (j = i + 1; j < N; j++) {
        t = A[j][i] / A[i][i];
        for (k = 0; k < N; k++)
          A[j][k] = A[j][k] - A[i][k] * t;
        B[j] = B[j] - B[i] * t;
      }
    for (i = N - 1; i >= 0; i--) {
      Sum = B[i];
      for (j = i + 1; j < N; j++)
        Sum = Sum - A[i][j] * X[j];
      X[i] = Sum / A[i][i];
    }
    printid(X);
  }
}
```