user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  lea    -0x3d4000(%rsp),%r11
L42:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L42
  sub    $0x7b8,%rsp
  mov    $0x3d4790,%edx
  xor    %esi,%esi
  xor    %r12d,%r12d
  mov    $0x1,%r13d
  mov    $0x2,%ebp
  mov    %fs:0x28,%rax
  mov    %rax,0x3d47a8(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rdi
  call   <memset@plt>
  lea    D26(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    D9(%rip),%rdi
  lea    0xc(%rsp),%rsi
  call   <scanf@plt>
  mov    0xc(%rsp),%ebx
  mov    $0x1,%eax
  mov    $0xffffffff,%ecx
  mov    %ebx,%edx
  lea    0x1(%rbx),%r11d
  lea    0x2(%rbx),%r14d
  mov    %ebx,%r10d
  shr    $0x1f,%edx
  imul   %ebx,%r10d
  add    %ebx,%edx
  sar    %edx
  add    $0x1,%edx
  movslq %edx,%r8
  mov    %edx,%edi
  mov    %r8,%r9
L68:
  imul   $0x3ea,%r9,%rsi
  add    %r8,%rsi
  mov    %eax,0x10(%rsp,%rsi,4)
  lea    0x1(%rax),%esi
  cmp    %edi,%edx
  je     L134
  lea    (%rdx,%rdi,1),%r15d
  add    %r12d,%eax
  cmp    %r11d,%r15d
  cmove  %eax,%r12d
  cmp    %edi,%edx
  jge    L72
  cmp    %r14d,%r15d
  je     L16
L46:
  test   $0x1,%cl
  je     L55
L142:
  mov    %ebp,%eax
  sub    %ecx,%eax
  add    %eax,%edx
  cmp    %esi,%r10d
  jl     L79
  movslq %edx,%r9
  mov    %esi,%eax
  jmp    L68
  nopl   0x0(%rax,%rax,1)
L134:
  add    %eax,%r12d
L16:
  add    $0x1,%ecx
  and    $0x3,%ecx
L44:
  test   $0x1,%cl
  jne    L142
L55:
  mov    %r13d,%eax
  sub    %ecx,%eax
  add    %eax,%edi
  cmp    %esi,%r10d
  jl     L79
  movslq %edi,%r8
  mov    %esi,%eax
  jmp    L68
  nopl   0x0(%rax)
L72:
  jle    L46
  cmp    %r11d,%r15d
  jne    L46
  add    $0x1,%ecx
  and    $0x3,%ecx
  jmp    L44
L79:
  sub    $0x1,%ebx
  cmp    $0x63,%ebx
  ja     L127
  lea    0xfb8(%rsp),%rbp
  mov    $0x1,%r14d
  lea    D6(%rip),%r13
  nopl   0x0(%rax)
L137:
  mov    $0x1,%ebx
  nopl   (%rax)
L85:
  mov    0x0(%rbp,%rbx,4),%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <printf@plt>
  cmp    %ebx,0xc(%rsp)
  jge    L85
  mov    $0xa,%edi
  add    $0x1,%r14d
  add    $0xfa8,%rbp
  call   <putchar@plt>
  cmp    %r14d,0xc(%rsp)
  jge    L137
L127:
  xor    %eax,%eax
  mov    %r12d,%esi
  lea    D38(%rip),%rdi
  call   <printf@plt>
  mov    0x3d47a8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L34
  add    $0x3d47b8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L34:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D26
type: string
name: parse_data
arguments: tag: D9
type: string
name: parse_data
arguments: tag: D6
type: string
name: parse_data
arguments: tag: D38
type: string

tool: D26: Enter value of n:

tool: D9: %d

tool: D6: %4d 

tool: D38: Sum of all diagonal elements is : %d


assistant: ```c
int main(int argc, char *argv[]) {
  int square[1002][1002] = {{0}};
  int i, j, direction, count, sum, n;
  count = 1;
  direction = -1;
  sum = 0;
  printf("Enter value of n:");
  scanf("%d", &n);
  i = j = (n / 2) + 1;
  do {
    square[i][j] = count;
    count++;
    if (i == j || (i + j) == (n + 1))
      sum += square[i][j];
    if (i == j || (i < j && i + j == (n + 2)) || (i > j && i + j == (n + 1)))
      direction = (direction + 1) % 4;
    if (direction & 1)
      i += (2 - direction);
    else
      j += (1 - direction);
  } while (count <= (n * n));
  if (n <= 100) {
    for (i = 1; i <= n; i++, printf("\n"))
      for (j = 1; j <= n; j++)
        printf("%4d ", square[i][j]);
  }
  printf("Sum of all diagonal elements is : %d\n", sum);
  return 0;
}
```