user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  cmpl   $0x1,-0x4(%rbp)
  jle    L33
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  je     L105
L33:
  mov    $0x0,%edi
  call   <printUsage@plt>
L105:
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  cmp    $0x75,%eax
  je     L48
  cmp    $0x75,%eax
  jg     L74
  cmp    $0x61,%eax
  je     L54
  cmp    $0x73,%eax
  jne    L74
  cmpl   $0x3,-0x4(%rbp)
  je     L90
  lea    D45(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xa,%edi
  call   <printUsage@plt>
L90:
  mov    -0x10(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <encryptString@plt>
  jmp    L34
L48:
  cmpl   $0x3,-0x4(%rbp)
  je     L12
  lea    D55(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xa,%edi
  call   <printUsage@plt>
L12:
  mov    -0x10(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %eax,%eax
  jne    L60
  lea    D28(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xa,%edi
  call   <exit@plt>
L60:
  mov    -0x10(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <atoi@plt>
  mov    %eax,%edi
  call   <convertUser@plt>
  jmp    L34
L54:
  cmpl   $0x2,-0x4(%rbp)
  je     L73
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xa,%edi
  call   <printUsage@plt>
L73:
  lea    D33(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L34
L74:
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xa,%edi
  call   <printUsage@plt>
L34:
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D45
type_guessed: string
name: read_data
arguments: data_label: D55
type_guessed: string
name: read_data
arguments: data_label: D28
type_guessed: string
name: read_data
arguments: data_label: D41
type_guessed: string
name: read_data
arguments: data_label: D33
type_guessed: string
name: read_data
arguments: data_label: D30
type_guessed: string

tool: D45: Invalid number of arguments for -s



tool: D55: Invalid number of arguments for -u



tool: D28: Invalid userid


tool: D41: No argument allowed for -a



tool: D33: -a option is not implemented yet..


tool: D30: Invalid option.



assistant: ```c
int main(int argc, char *argv[]) {
  if (argc < 2 || argv[1][0] != '-') {
    printUsage(0);
  }
  switch (argv[1][1]) {
  case 's':
    if (argc != 3) {
      printf("Invalid number of arguments for -s\n\n");
      printUsage(10);
    }
    encryptString(argv[2]);
    break;
  case 'u':
    if (argc != 3) {
      printf("Invalid number of arguments for -u\n\n");
      printUsage(10);
    }
    if (!isdigit(argv[2][0])) {
      printf("Invalid userid\n");
      exit(10);
    }
    convertUser(atoi(argv[2]));
    break;
  case 'a':
    if (argc != 2) {
      printf("No argument allowed for -a\n\n");
      printUsage(10);
    }
    printf("-a option is not implemented yet..\n");
    break;
  default:
    printf("Invalid option.\n\n");
    printUsage(10);
  }
  return 0;
}
```