user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x830,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x824(%rbp)
  movl   $0x0,-0x820(%rbp)
  movl   $0x0,-0x81c(%rbp)
  movl   $0x0,-0x818(%rbp)
  movl   $0x0,-0x814(%rbp)
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D27(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %al,-0x825(%rbp)
  jmp    L50
L94:
  movsbl -0x825(%rbp),%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  je     L62
  addl   $0x1,-0x824(%rbp)
  jmp    L54
L62:
  movsbl -0x825(%rbp),%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L8
  addl   $0x1,-0x820(%rbp)
  jmp    L54
L8:
  movsbl -0x825(%rbp),%eax
  mov    %eax,%edi
  call   <islower@plt>
  test   %rax,%rax
  je     L0
  addl   $0x1,-0x81c(%rbp)
  movsbl -0x825(%rbp),%eax
  mov    %eax,%edi
  call   <toupper@plt>
  mov    %al,-0x825(%rbp)
  jmp    L54
L0:
  movsbl -0x825(%rbp),%eax
  mov    %eax,%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L54
  addl   $0x1,-0x818(%rbp)
  movsbl -0x825(%rbp),%eax
  mov    %eax,%edi
  call   <tolower@plt>
  mov    %al,-0x825(%rbp)
L54:
  mov    -0x814(%rbp),%eax
  cltq
  movzbl -0x825(%rbp),%edx
  mov    %dl,-0x810(%rbp,%rax,1)
  addl   $0x1,-0x814(%rbp)
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %al,-0x825(%rbp)
L50:
  cmpb   $0x7a,-0x825(%rbp)
  jne    L94
  mov    -0x814(%rbp),%eax
  cltq
  movb   $0x0,-0x810(%rbp,%rax,1)
  lea    -0x810(%rbp),%rax
  mov    %rax,%rsi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x824(%rbp),%eax
  mov    %eax,%esi
  lea    D28(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x820(%rbp),%eax
  mov    %eax,%esi
  lea    D21(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x81c(%rbp),%eax
  mov    %eax,%esi
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x818(%rbp),%eax
  mov    %eax,%esi
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D77(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L69
  call   <__stack_chk_fail@plt>
L69:
  leave
  ret
```

tool_calls: name: read_data
arguments: label: D38
type_guessed: string
name: read_data
arguments: label: D27
type_guessed: string
name: read_data
arguments: label: D8
type_guessed: string
name: read_data
arguments: label: D28
type_guessed: string
name: read_data
arguments: label: D21
type_guessed: string
name: read_data
arguments: label: D5
type_guessed: string
name: read_data
arguments: label: D7
type_guessed: string
name: read_data
arguments: label: D77
type_guessed: string

tool: D38: Enter any input from the keyboard. To end input z


tool: D27: (This is what the user enters)

tool: D8: 
(This is what the program outputs)
%s

tool: D28: 
The number of whitespace characters is: %d


tool: D21: The number of digits is: %d


tool: D5: The number of lowercase characters is: %d


tool: D7: The number of uppercase characters is: %d



tool: D77: Goodbye

assistant: ```c
int main() {
  char input[2048];
  char output[2048];
  char c;
  int outWhite = 0;
  int outDigits = 0;
  int outLower = 0;
  int outUpper = 0;
  int i = 0;
  printf("Enter any input from the keyboard. To end input z\n\n");
  printf("(This is what the user enters)\n");
  c = getchar();
  while (c != 'z') {
    if (isspace(c) != 0) {
      outWhite += 1;
    } else if (isdigit(c) != 0) {
      outDigits += 1;
    } else if (islower(c) != 0) {
      outLower += 1;
      c = toupper(c);
    } else if (isupper(c) != 0) {
      outUpper += 1;
      c = tolower(c);
    } else {
    }
    output[i] = c;
    i++;
    c = getchar();
  }
  output[i] = '\0';
  printf("\n(This is what the program outputs)\n%s", output);
  printf("\nThe number of whitespace characters is: %d\n", outWhite);
  printf("The number of digits is: %d\n", outDigits);
  printf("The number of lowercase characters is: %d\n", outLower);
  printf("The number of uppercase characters is: %d\n\n", outUpper);
  printf("Goodbye\n");
  return 0;
}
```