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

```asm
<isValidSudoku>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L305
L75:
  mov    $0x9,%esi
  lea    D40(%rip),%rax
  mov    %rax,%rdi
  call   <bzero@plt>
  movl   $0x0,-0xc(%rbp)
  jmp    L176
L57:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0xc(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  je     L239
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0xc(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x30,%al
  jle    L106
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0xc(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x39,%al
  jle    L99
L106:
  mov    $0x0,%eax
  jmp    L100
L99:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0xc(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x31,%eax
  cltq
  lea    D40(%rip),%rdx
  movzbl (%rax,%rdx,1),%eax
  test   %al,%al
  je     L130
  mov    $0x0,%eax
  jmp    L100
L130:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0xc(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x31,%eax
  cltq
  lea    D40(%rip),%rdx
  movb   $0x1,(%rax,%rdx,1)
  jmp    L144
L239:
  nop
L144:
  addl   $0x1,-0xc(%rbp)
L176:
  cmpl   $0x8,-0xc(%rbp)
  jle    L57
  addl   $0x1,-0x10(%rbp)
L305:
  cmpl   $0x8,-0x10(%rbp)
  jle    L75
  movl   $0x0,-0x10(%rbp)
  jmp    L288
L188:
  mov    $0x9,%esi
  lea    D40(%rip),%rax
  mov    %rax,%rdi
  call   <bzero@plt>
  movl   $0x0,-0xc(%rbp)
  jmp    L300
L20:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  je     L35
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x30,%al
  jle    L180
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x39,%al
  jle    L201
L180:
  mov    $0x0,%eax
  jmp    L100
L201:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x31,%eax
  cltq
  lea    D40(%rip),%rdx
  movzbl (%rax,%rdx,1),%eax
  test   %al,%al
  je     L331
  mov    $0x0,%eax
  jmp    L100
L331:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x31,%eax
  cltq
  lea    D40(%rip),%rdx
  movb   $0x1,(%rax,%rdx,1)
  jmp    L61
L35:
  nop
L61:
  addl   $0x1,-0xc(%rbp)
L300:
  cmpl   $0x8,-0xc(%rbp)
  jle    L20
  addl   $0x1,-0x10(%rbp)
L288:
  cmpl   $0x8,-0x10(%rbp)
  jle    L188
  movl   $0x0,-0x10(%rbp)
  jmp    L24
L310:
  movl   $0x0,-0xc(%rbp)
  jmp    L120
L281:
  mov    $0x9,%esi
  lea    D40(%rip),%rax
  mov    %rax,%rdi
  call   <bzero@plt>
  mov    -0x10(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L365
L156:
  mov    -0xc(%rbp),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  jmp    L254
L153:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  je     L284
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x30,%al
  jle    L228
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x39,%al
  jle    L330
L228:
  mov    $0x0,%eax
  jmp    L100
L330:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x31,%eax
  cltq
  lea    D40(%rip),%rdx
  movzbl (%rax,%rdx,1),%eax
  test   %al,%al
  je     L308
  mov    $0x0,%eax
  jmp    L100
L308:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x31,%eax
  cltq
  lea    D40(%rip),%rdx
  movb   $0x1,(%rax,%rdx,1)
  jmp    L98
L284:
  nop
L98:
  addl   $0x1,-0x4(%rbp)
L254:
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  cmp    %eax,-0x4(%rbp)
  jl     L153
  addl   $0x1,-0x8(%rbp)
L365:
  mov    -0x10(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  cmp    %eax,-0x8(%rbp)
  jl     L156
  addl   $0x1,-0xc(%rbp)
L120:
  cmpl   $0x2,-0xc(%rbp)
  jle    L281
  addl   $0x1,-0x10(%rbp)
L24:
  cmpl   $0x2,-0x10(%rbp)
  jle    L310
  mov    $0x1,%eax
L100:
  leave
  ret
```

assistant: ```c
isValidSudoku(char **board, int boardRowSize, int boardColSize) {
  static char nums[9];
  int i, j, k, l;
  for (i = 0; i < 9; i++) {
    bzero(nums, sizeof(nums));
    for (j = 0; j < 9; j++) {
      if (board[i][j] == '.')
        continue;
      if (board[i][j] < '1' || board[i][j] > '9')
        return (0);
      if (nums[board[i][j] - '1'])
        return (0);
      nums[board[i][j] - '1'] = 1;
    }
  }
  for (i = 0; i < 9; i++) {
    bzero(nums, sizeof(nums));
    for (j = 0; j < 9; j++) {
      if (board[j][i] == '.')
        continue;
      if (board[j][i] < '1' || board[j][i] > '9')
        return (0);
      if (nums[board[j][i] - '1'])
        return (0);
      nums[board[j][i] - '1'] = 1;
    }
  }
  for (i = 0; i < 3; i++) {
    for (j = 0; j < 3; j++) {
      bzero(nums, sizeof(nums));
      for (k = i * 3; k < i * 3 + 3; k++) {
        for (l = j * 3; l < j * 3 + 3; l++) {
          if (board[k][l] == '.')
            continue;
          if (board[k][l] < '1' || board[k][l] > '9')
            return (0);
          if (nums[board[k][l] - '1'])
            return (0);
          nums[board[k][l] - '1'] = 1;
        }
      }
    }
  }
  return (1);
}
```