user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %r15
  lea    D76(%rip),%rdi
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x18(%rsp)
  call   <printf@plt>
  lea    D18(%rip),%rdi
  xor    %eax,%eax
  lea    0x18(%rsp),%rsi
  call   <scanf@plt>
  mov    0x18(%rsp),%edi
  call   <start_memory@plt>
  test   %rax,%rax
  je     L92
  xor    %eax,%eax
  lea    D70(%rip),%r13
  lea    0x2e(%rsp),%rbx
  call   <print_memory@plt>
  lea    D75(%rip),%r12
  movq   $0x0,0x20(%rsp)
  lea    D77(%rip),%rbp
  lea    D48(%rip),%r14
  lea    D124(%rip),%r15
  nopl   0x0(%rax,%rax,1)
L83:
  mov    %r13,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbx,%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L135
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L33
  lea    D73(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L42
  lea    D3(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L16
  lea    D19(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L40
  lea    D65(%rip),%rdi
  call   <puts@plt>
  jmp    L83
  nopl   0x0(%rax)
L135:
  mov    %r15,%rdi
  lea    0x1c(%rsp),%rsi
  call   <scanf@plt>
  mov    0x1c(%rsp),%edi
  call   <get_memory@plt>
  test   %rax,%rax
  je     L27
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <print_memory@plt>
  mov    0x8(%rsp),%rsi
  lea    D137(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L83
  nopl   0x0(%rax,%rax,1)
L33:
  lea    0x20(%rsp),%rsi
  lea    D37(%rip),%rdi
  call   <scanf@plt>
  mov    0x20(%rsp),%rdi
  call   <release_memory@plt>
  xor    %eax,%eax
  call   <print_memory@plt>
  jmp    L83
  nop
L42:
  lea    0x1c(%rsp),%rsi
  mov    %r15,%rdi
  call   <scanf@plt>
  lea    0x20(%rsp),%rsi
  lea    D37(%rip),%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    0x20(%rsp),%rsi
  mov    0x1c(%rsp),%edi
  call   <grow_memory@plt>
  xor    %eax,%eax
  call   <print_memory@plt>
  jmp    L83
  nopw   0x0(%rax,%rax,1)
L16:
  lea    0x1c(%rsp),%rsi
  mov    %r15,%rdi
  call   <scanf@plt>
  lea    0x20(%rsp),%rsi
  lea    D37(%rip),%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    0x20(%rsp),%rsi
  mov    0x1c(%rsp),%edi
  call   <pregrow_memory@plt>
  xor    %eax,%eax
  call   <print_memory@plt>
  jmp    L83
  nopw   0x0(%rax,%rax,1)
L27:
  lea    D125(%rip),%rdi
  call   <puts@plt>
  jmp    L83
L40:
  call   <end_memory@plt>
  xor    %eax,%eax
L9:
  mov    0x38(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L56
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L92:
  lea    D86(%rip),%rdi
  call   <puts@plt>
  mov    $0x1,%eax
  jmp    L9
L56:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D76
data_type: string
name: parse_data
arguments: tag: D18
data_type: string
name: parse_data
arguments: tag: D70
data_type: string
name: parse_data
arguments: tag: D75
data_type: string
name: parse_data
arguments: tag: D77
data_type: string
name: parse_data
arguments: tag: D48
data_type: string
name: parse_data
arguments: tag: D124
data_type: string
name: parse_data
arguments: tag: D73
data_type: string
name: parse_data
arguments: tag: D3
data_type: string
name: parse_data
arguments: tag: D19
data_type: string
name: parse_data
arguments: tag: D65
data_type: string
name: parse_data
arguments: tag: D137
data_type: string
name: parse_data
arguments: tag: D37
data_type: string
name: parse_data
arguments: tag: D125
data_type: string
name: parse_data
arguments: tag: D86
data_type: string

tool: D76: start_memory: 

tool: D18: %i

tool: D70: > 

tool: D75: %s

tool: D77: get

tool: D48: release

tool: D124: %d

tool: D73: grow

tool: D3: pregrow

tool: D19: end

tool: D65: Invalid Command

tool: D137: Placed new memory partition successful
Address: %p


tool: D37: %p

tool: D125: Not enough Memory Space

tool: D86: Start Memory Error

assistant: ```c
int main() {
  int start = 0;
  printf("start_memory: ");
  scanf("%i", &start);
  if (start_memory(start) == 0) {
    printf("Start Memory Error\n");
    return 1;
  }
  print_memory();
  int number;
  char command[10];
  void *pointer = NULL;
  while (1) {
    printf("> ");
    scanf("%s", command);
    if (strcmp(command, "get") == 0) {
      scanf("%d", &number);
      void *newPointer = get_memory(number);
      if (newPointer == NULL) {
        printf("Not enough Memory Space\n");
      } else {
        print_memory();
        printf("Placed new memory partition successful\nAddress: %p\n", newPointer);
      }
    } else if (strcmp(command, "release") == 0) {
      scanf("%p", &pointer);
      release_memory(pointer);
      print_memory();
    } else if (strcmp(command, "grow") == 0) {
      scanf("%d", &number);
      scanf("%p", &pointer);
      grow_memory(number, pointer);
      print_memory();
    } else if (strcmp(command, "pregrow") == 0) {
      scanf("%d", &number);
      scanf("%p", &pointer);
      pregrow_memory(number, pointer);
      print_memory();
    } else if (strcmp(command, "end") == 0) {
      end_memory();
      break;
    } else {
      printf("Invalid Command\n");
    }
  }
  return 0;
}
```