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    $0x20,%rsp
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <version@plt>
  mov    $0x0,%eax
  call   <LocalRamTester@plt>
  mov    $0x0,%eax
  call   <show_help@plt>
L71:
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x14(%rbp)
  movq   $0x0,-0x10(%rbp)
  cmpl   $0x2f,-0x14(%rbp)
  jle    L100
  cmpl   $0x35,-0x14(%rbp)
  jg     L100
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <putchar@plt>
  lea    D52(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <getnum@plt>
  mov    %rax,-0x10(%rbp)
  lea    D111(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <xtoa@plt>
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D67(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
L100:
  cmpl   $0x76,-0x14(%rbp)
  jg     L77
  cmpl   $0x31,-0x14(%rbp)
  jl     L83
  mov    -0x14(%rbp),%eax
  sub    $0x31,%eax
  cmp    $0x45,%eax
  ja     L83
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D8(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D8(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
L77:
  cmpl   $0xff,-0x14(%rbp)
  je     L103
  jmp    L83
  mov    $0x0,%eax
  call   <show_help@plt>
  jmp    L74
  mov    $0x0,%eax
  call   <version@plt>
  jmp    L74
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  cltq
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <xtoa@plt>
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D67(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  jmp    L74
  lea    D123(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <getnum@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <xtoa@plt>
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x10(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  mov    %edx,(%rax)
  jmp    L74
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <xtoa@plt>
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D67(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  jmp    L74
  lea    D123(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <getnum@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <xtoa@plt>
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x10(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  mov    %dl,(%rax)
  jmp    L74
  mov    $0x0,%eax
  call   <ProgramExec@plt>
  jmp    L74
  mov    $0x0,%eax
  call   <isStillAlive@plt>
  jmp    L74
L103:
  mov    $0x0,%eax
  call   <ReceiveProgram@plt>
  jmp    L74
L83:
  lea    D27(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <print_hex@plt>
  lea    D96(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  nop
L74:
  jmp    L71
```

tool_calls: name: extract_symbolic_data
arguments: label: D0
type_infered: string
name: extract_symbolic_data
arguments: label: D30
type_infered: string
name: extract_symbolic_data
arguments: label: D52
type_infered: string
name: extract_symbolic_data
arguments: label: D111
type_infered: string
name: extract_symbolic_data
arguments: label: D67
type_infered: string
name: extract_symbolic_data
arguments: label: D123
type_infered: string
name: extract_symbolic_data
arguments: label: D27
type_infered: string
name: extract_symbolic_data
arguments: label: D96
type_infered: string

tool: D0: 





tool: D30: > 

tool: D52: 
Address in hex> 

tool: D111: Address = 

tool: D67: 


tool: D123: 
Value in hex> 

tool: D27: => ERROR (value = 

tool: D96: )


assistant: ```c
int main() {
  int ch;
  unsigned long address, value;
  puts("\r\n\r\n\r\n\r\n");
  version();
  LocalRamTester();
  show_help();
  for (;;) {
    puts("> ");
    ch = getch();
    address = 0;
    if ('0' <= ch && ch <= '5') {
      putchar(ch);
      puts("\nAddress in hex> ");
      address = getnum();
      puts("Address = ");
      puts(xtoa(address));
      puts("\n");
    }
    switch (ch) {
    case 'h':
    case 'H':
      show_help();
      break;
    case 'V':
    case 'v':
      version();
      break;
    case '1':
      value = (*(volatile int *)(address));
      puts(xtoa(value));
      puts("\n");
      break;
    case '2':
      puts("\nValue in hex> ");
      value = getnum();
      puts(xtoa(value));
      *(volatile int *)(address) = (value);
      break;
    case '3':
      value = *(unsigned char *)address;
      puts(xtoa(value));
      puts("\n");
      break;
    case '4':
      puts("\nValue in hex> ");
      value = getnum();
      puts(xtoa(value));
      *(unsigned char *)address = value;
      break;
    case '7':
      ProgramExec();
      break;
    case '8':
      isStillAlive();
      break;
    case 0xFF:
      ReceiveProgram();
      break;
    default:
      puts("=> ERROR (value = ");
      print_hex((unsigned int)ch);
      puts(")\r\n");
      break;
    }
  }
  return 0;
}
```