user: What would the C source look like for the assembly code provided here:

```asm
<testSelecting>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  movabs $0x69505f7265746550,%rax
  movabs $0x6b6369705f726570,%rdx
  mov    %rax,-0x50(%rbp)
  mov    %rdx,-0x48(%rbp)
  movabs $0x6365705f615f6465,%rax
  movabs $0x6369705f666f5f6b,%rdx
  mov    %rax,-0x40(%rbp)
  mov    %rdx,-0x38(%rbp)
  movabs $0x7065705f64656c6b,%rax
  mov    %rax,-0x30(%rbp)
  movl   $0x73726570,-0x28(%rbp)
  movw   $0x24,-0x24(%rbp)
  lea    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x68(%rbp)
  lea    -0x50(%rbp),%rdx
  mov    -0x68(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <extractAlphabetLetters@plt>
  mov    %rax,-0x60(%rbp)
  mov    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%ebx
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%esi
  mov    -0x60(%rbp),%rdx
  mov    -0x68(%rbp),%rax
  mov    %ebx,%ecx
  mov    %rax,%rdi
  call   <buildTree@plt>
  mov    %rax,-0x58(%rbp)
  mov    -0x60(%rbp),%rsi
  mov    -0x58(%rbp),%rax
  mov    $0x0,%ecx
  mov    $0x24,%edx
  mov    %rax,%rdi
  call   <selectOp@plt>
  cmp    $0xffffffff,%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x60(%rbp),%rsi
  mov    -0x58(%rbp),%rax
  mov    $0x1,%ecx
  mov    $0x24,%edx
  mov    %rax,%rdi
  call   <selectOp@plt>
  cmp    $0x2c,%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x60(%rbp),%rsi
  mov    -0x58(%rbp),%rax
  mov    $0x2,%ecx
  mov    $0x24,%edx
  mov    %rax,%rdi
  call   <selectOp@plt>
  cmp    $0xffffffff,%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x60(%rbp),%rsi
  mov    -0x58(%rbp),%rax
  mov    $0x1,%ecx
  mov    $0x6c,%edx
  mov    %rax,%rdi
  call   <selectOp@plt>
  cmp    $0x21,%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x60(%rbp),%rsi
  mov    -0x58(%rbp),%rax
  mov    $0x6,%ecx
  mov    $0x6f,%edx
  mov    %rax,%rdi
  call   <selectOp@plt>
  cmp    $0xffffffff,%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x60(%rbp),%rsi
  mov    -0x58(%rbp),%rax
  mov    $0x2,%ecx
  mov    $0x70,%edx
  mov    %rax,%rdi
  call   <selectOp@plt>
  cmp    $0xc,%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <print@plt>
  mov    -0x68(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x58(%rbp),%rax
  mov    %rax,%rdi
  call   <deleteTree@plt>
  nop
  mov    -0x18(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L6
  call   <__stack_chk_fail@plt>
L6:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D6
type_guessed: string

tool: D6: Selecting tests [PASSED]

assistant: ```c
void testSelecting() {
  char tmp[] = "Peter_Piper_picked_a_peck_of_pickled_peppers$";
  char *test = (char *)malloc((strlen(tmp) + 1) * sizeof(char));
  strcpy(test, tmp);
  char *used_alphabet = extractAlphabetLetters(test);
  struct WaveletTree *tree = buildTree(test, (int)strlen(test), used_alphabet, (int)strlen(used_alphabet));
  assert(selectOp(tree, used_alphabet, '$', 0) == -1);
  assert(selectOp(tree, used_alphabet, '$', 1) == 44);
  assert(selectOp(tree, used_alphabet, '$', 2) == -1);
  assert(selectOp(tree, used_alphabet, 'l', 1) == 33);
  assert(selectOp(tree, used_alphabet, 'o', 6) == -1);
  assert(selectOp(tree, used_alphabet, 'p', 2) == 12);
  print("Selecting tests [PASSED]");
  free((void *)test);
  deleteTree(tree);
}
```