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

```asm
<main>:
  endbr64
  push   %rbp
  mov    $0x64,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L41
L2:
  mov    $0x64,%edi
  call   <isalpha@plt>
  test   %rax,%rax
  jne    L117
L5:
  mov    $0x64,%edi
  call   <iscntrl@plt>
  test   %rax,%rax
  jne    L116
L22:
  mov    $0x64,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L181
L47:
  mov    $0x64,%edi
  call   <isgraph@plt>
  test   %rax,%rax
  jne    L65
L14:
  mov    $0x64,%edi
  call   <islower@plt>
  test   %rax,%rax
  jne    L100
L48:
  mov    $0x64,%edi
  call   <isprint@plt>
  test   %rax,%rax
  jne    L154
L149:
  mov    $0x64,%edi
  call   <ispunct@plt>
  test   %rax,%rax
  jne    L212
L111:
  mov    $0x64,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L123
L105:
  mov    $0x64,%edi
  call   <isupper@plt>
  test   %rax,%rax
  jne    L191
L30:
  mov    $0x64,%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  jne    L150
L202:
  mov    $0x64,%edi
  lea    D78(%rip),%rbp
  call   <tolower@plt>
  mov    %rbp,%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    $0x64,%edi
  call   <toupper@plt>
  mov    %rbp,%rdi
  mov    %eax,%esi
  call   <printf@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
L41:
  mov    $0x64,%esi
  lea    D97(%rip),%rdi
  call   <printf@plt>
  jmp    L2
L150:
  mov    $0x64,%esi
  lea    D93(%rip),%rdi
  call   <printf@plt>
  jmp    L202
L191:
  mov    $0x64,%esi
  lea    D94(%rip),%rdi
  call   <printf@plt>
  jmp    L30
L123:
  mov    $0x64,%esi
  lea    D19(%rip),%rdi
  call   <printf@plt>
  jmp    L105
L212:
  mov    $0x64,%esi
  lea    D20(%rip),%rdi
  call   <printf@plt>
  jmp    L111
L154:
  mov    $0x64,%esi
  lea    D80(%rip),%rdi
  call   <printf@plt>
  jmp    L149
L100:
  mov    $0x64,%esi
  lea    D51(%rip),%rdi
  call   <printf@plt>
  jmp    L48
L65:
  mov    $0x64,%esi
  lea    D10(%rip),%rdi
  call   <printf@plt>
  jmp    L14
L181:
  mov    $0x64,%esi
  lea    D50(%rip),%rdi
  call   <printf@plt>
  jmp    L47
L116:
  mov    $0x64,%esi
  lea    D59(%rip),%rdi
  call   <printf@plt>
  jmp    L22
L117:
  mov    $0x64,%esi
  lea    D25(%rip),%rdi
  call   <printf@plt>
  jmp    L5
```

tool_calls: name: unpack_data
arguments: data_label: D78
type_infered: string
name: unpack_data
arguments: data_label: D97
type_infered: string
name: unpack_data
arguments: data_label: D93
type_infered: string
name: unpack_data
arguments: data_label: D94
type_infered: string
name: unpack_data
arguments: data_label: D19
type_infered: string
name: unpack_data
arguments: data_label: D20
type_infered: string
name: unpack_data
arguments: data_label: D80
type_infered: string
name: unpack_data
arguments: data_label: D51
type_infered: string
name: unpack_data
arguments: data_label: D10
type_infered: string
name: unpack_data
arguments: data_label: D50
type_infered: string
name: unpack_data
arguments: data_label: D59
type_infered: string
name: unpack_data
arguments: data_label: D25
type_infered: string

tool: D78: var = |%c|


tool: D97: 1 var = |%c|


tool: D93: 11 var = |%c|


tool: D94: 10 var = |%c|


tool: D19: 9 var = |%c|


tool: D20: 8 var = |%c|


tool: D80: 7 var = |%c|


tool: D51: 6 var = |%c|


tool: D10: 5 var = |%c|


tool: D50: 4 var = |%c|


tool: D59: 3 var = |%c|


tool: D25: 2 var = |%c|


assistant: ```c
int main() {
  int var1 = 'd';
  int var2 = '2';
  int var3 = '\t';
  int var4 = ' ';
  int var = var1;
  if (isalnum(var))
    printf("1 var = |%c|\n", var);
  if (isalpha(var))
    printf("2 var = |%c|\n", var);
  if (iscntrl(var))
    printf("3 var = |%c|\n", var);
  if (isdigit(var))
    printf("4 var = |%c|\n", var);
  if (isgraph(var))
    printf("5 var = |%c|\n", var);
  if (islower(var))
    printf("6 var = |%c|\n", var);
  if (isprint(var))
    printf("7 var = |%c|\n", var);
  if (ispunct(var))
    printf("8 var = |%c|\n", var);
  if (isspace(var))
    printf("9 var = |%c|\n", var);
  if (isupper(var))
    printf("10 var = |%c|\n", var);
  if (isxdigit(var))
    printf("11 var = |%c|\n", var);
  printf("var = |%c|\n", tolower(var));
  printf("var = |%c|\n", toupper(var));
  return 0;
}
```