user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<main>:
  endbr64
  push   %r15
  lea    D9(%rip),%rdi
  push   %r14
  xor    %r14d,%r14d
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x278,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x268(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r13
  mov    %r13,%rbp
  call   <printf@plt>
  lea    0x10(%rsp),%rdi
  xor    %eax,%eax
  mov    %r13,(%rsp)
  mov    $0x4b,%ecx
  rep stos %rax,%es:(%rdi)
  nopw   0x0(%rax,%rax,1)
L19:
  xor    %eax,%eax
  xor    %r15d,%r15d
  call   <getchar@plt>
  mov    %eax,%ebx
  jmp    L30
  cs nopw 0x0(%rax,%rax,1)
L124:
  cmp    $0x14,%r15
  je     L85
  mov    %bl,0x0(%r13,%r15,1)
  xor    %eax,%eax
  add    $0x1,%r15
  call   <getchar@plt>
  mov    %eax,%ebx
L30:
  movsbl %bl,%edi
  movslq %r15d,%r12
  call   <isNotWhiteSpace@plt>
  test   %rax,%rax
  jne    L124
L11:
  movslq %r14d,%r8
  add    $0x14,%r13
  add    $0x1,%r14d
  lea    (%r8,%r8,4),%rax
  lea    0x270(%rsp,%rax,4),%rax
  movb   $0x0,-0x260(%r12,%rax,1)
  cmp    $0xa,%bl
  je     L33
  cmp    $0x1d,%r14d
  jle    L19
L33:
  xor    %eax,%eax
  mov    %r14d,%esi
  mov    %r8,0x8(%rsp)
  lea    D12(%rip),%rdi
  call   <printf@plt>
  mov    %r14d,%eax
  mov    0x8(%rsp),%r8
  sar    %eax
  je     L106
  mov    (%rsp),%rsi
  movslq %r14d,%r14
  sub    $0x1,%eax
  xor    %r11d,%r11d
  lea    (%r14,%r14,4),%rcx
  lea    (%rax,%rax,4),%rax
  mov    $0x10,%r13d
  shl    $0x2,%rcx
  lea    0x14(%rsi),%rbx
  lea    0x28(%rsi,%rax,4),%r12
  lea    -0x14(%rcx),%rdi
  mov    %rbx,%rdx
  add    %rsi,%rcx
  jmp    L48
  nopl   0x0(%rax)
L97:
  movdqu -0x14(%rcx),%xmm1
  movdqu -0x14(%rdx),%xmm0
  movups %xmm1,-0x14(%rdx)
  movzbl -0x4(%rcx),%esi
  movups %xmm0,-0x14(%rcx)
  mov    -0x4(%rdx),%eax
  mov    %sil,-0x4(%rdx)
  movzbl -0x3(%rcx),%esi
  mov    %sil,-0x3(%rdx)
  movzbl -0x2(%rcx),%esi
  mov    %sil,-0x2(%rdx)
  movzbl -0x1(%rcx),%esi
  mov    %sil,-0x1(%rdx)
  mov    %eax,-0x4(%rcx)
L46:
  add    $0x14,%rdx
  sub    $0x14,%rdi
  sub    $0x14,%rcx
  sub    $0x14,%r11
  cmp    %r12,%rdx
  je     L26
L48:
  mov    %r11,%rax
  lea    0x10(%rdi),%rsi
  neg    %rax
  cmp    %rax,%rsi
  jle    L97
  mov    %r13,%rax
  sub    %r11,%rax
  cmp    %rdi,%rax
  jle    L97
  lea    -0x14(%rdx),%rax
  nopl   0x0(%rax,%rax,1)
L81:
  lea    (%rax,%r11,1),%rsi
  movzbl (%rax),%r9d
  add    $0x1,%rax
  movzbl (%rsi,%rdi,1),%r10d
  mov    %r10b,-0x1(%rax)
  mov    %r9b,(%rsi,%rdi,1)
  cmp    %rdx,%rax
  jne    L81
  jmp    L46
  nopl   0x0(%rax,%rax,1)
L85:
  mov    $0x14,%r12d
  jmp    L11
L106:
  mov    (%rsp),%rax
  lea    0x14(%rax),%rbx
L26:
  lea    (%r8,%r8,4),%rax
  lea    (%rbx,%rax,4),%r12
  jmp    L153
  nopl   (%rax)
L109:
  call   <putchar@plt>
  add    $0x1,%rbp
L153:
  movsbl 0x0(%rbp),%edi
  test   %dil,%dil
  jne    L109
  mov    $0xa,%edi
  mov    %rbx,%rbp
  call   <putchar@plt>
  cmp    %r12,%rbx
  je     L79
  add    $0x14,%rbx
  jmp    L153
L79:
  mov    0x268(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L88
  add    $0x278,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L88:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: tag: D9
type: string
name: retrieve_data
arguments: tag: D12
type: string

tool: D9: Enter a sentense: 

tool: D12: iMax = %d


assistant: ```c
int main(void) {
  printf("Enter a sentense: ");
  char str[30][20] = {0};
  int i = 0;
  int j = 0;
  char ch = -1;
  char mark = 0;
  for (i = 0; ch != '\n' && i < 30; i++) {
    for (j = 0, ch = getchar(); isNotWhiteSpace(ch) && j < 20; j++) {
      str[i][j] = ch;
      ch = getchar();
    }
    str[i][j] = '\0';
  }
  int iMax = i;
  printf("iMax = %d\n", iMax);
  for (i = 0; i < iMax / 2; i++) {
    char temp = 0;
    for (j = 0; j < 20; j++) {
      temp = str[i][j];
      str[i][j] = str[iMax - i - 1][j];
      str[iMax - i - 1][j] = temp;
    }
  }
  for (i = 0; i < iMax; i++) {
    for (j = 0; str[i][j] != '\0'; j++) {
      printf("%c", str[i][j]);
    }
    printf("\n");
  }
  return 0;
}
```