user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r14
  lea    D27(%rip),%r14
  push   %r13
  lea    D39(%rip),%r13
  push   %r12
  lea    D36(%rip),%r12
  mov    %r13,%rsi
  push   %rbp
  mov    %r12,%rdi
  push   %rbx
  lea    D1(%rip),%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rbp
  movl   $0x0,0x4(%rsp)
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  nop
L22:
  mov    0x4(%rsp),%eax
  lea    -0x1(%rax),%edx
  cmp    $0x13,%edx
  ja     L50
  mov    $0x1,%ebp
  jmp    L0
  nopl   0x0(%rax,%rax,1)
L17:
  mov    $0xa,%edi
  add    $0x1,%ebp
  call   <putchar@plt>
  mov    0x4(%rsp),%eax
  cmp    %ebp,%eax
  jb     L63
L0:
  cmp    $0x1,%ebp
  je     L120
  cmp    %eax,%ebp
  je     L201
  jae    L17
  test   %eax,%eax
  je     L17
  mov    $0x1,%ebx
  jmp    L197
  nopl   0x0(%rax,%rax,1)
L103:
  add    $0x1,%ebx
  cmp    %ebx,%eax
  jb     L17
L197:
  cmp    $0x1,%ebx
  je     L1
  cmp    %ebx,%eax
  je     L1
  jbe    L103
  mov    $0x20,%edi
  call   <putchar@plt>
  mov    0x4(%rsp),%eax
  jmp    L103
  nopw   0x0(%rax,%rax,1)
L50:
  mov    %r14,%rdi
  call   <puts@plt>
  mov    %r13,%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  jmp    L22
  nopl   (%rax)
L1:
  mov    $0x2a,%edi
  call   <putchar@plt>
  mov    0x4(%rsp),%eax
  jmp    L103
L120:
  mov    0x4(%rsp),%edx
  test   %edx,%edx
  je     L17
  mov    $0x1,%ebx
  nopl   0x0(%rax)
L83:
  mov    $0x2a,%edi
  add    $0x1,%ebx
  call   <putchar@plt>
  cmp    %ebx,0x4(%rsp)
  jae    L83
  jmp    L17
L201:
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  je     L17
  mov    $0x1,%ebx
  nopl   0x0(%rax)
L145:
  mov    $0x2a,%edi
  add    $0x1,%ebx
  call   <putchar@plt>
  cmp    %ebx,0x4(%rsp)
  jae    L145
  jmp    L17
L63:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L109
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L109:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D27
type_infered: string
name: retrieve_data
arguments: data_label: D39
type_infered: string
name: retrieve_data
arguments: data_label: D36
type_infered: string
name: retrieve_data
arguments: data_label: D1
type_infered: string

tool: D27: You have enter a side that is out of bounds!!! Please re-enter!!!!

tool: D39: Enter the square's side(1-20): 

tool: D36: %s

tool: D1: %d

assistant: ```c
int main(void) {
  int side = 0;
  int flag = 1;
  unsigned int internalCounter = 1;
  unsigned int externalCounter = 1;
  printf("%s", "Enter the square's side(1-20): ");
  scanf("%d", &side);
  while (flag != -1) {
    if (side >= 1) {
      if (side <= 20) {
        while (externalCounter <= side) {
          if (externalCounter == 1) {
            while (internalCounter <= side) {
              printf("%s", "*");
              internalCounter++;
            }
          } else if (externalCounter == side) {
            while (internalCounter <= side) {
              printf("%s", "*");
              internalCounter++;
            }
          } else if (externalCounter < side) {
            while (internalCounter <= side) {
              if (internalCounter == 1) {
                printf("%s", "*");
              } else if (internalCounter == side) {
                printf("%s", "*");
              } else if (internalCounter < side) {
                printf("%s", " ");
              }
              internalCounter++;
            }
          }
          printf("\n");
          externalCounter++;
          internalCounter = 1;
        }
        flag = -1;
      } else {
        printf("%s\n", "You have enter a side that is out of bounds!!! Please re-enter!!!!");
        printf("%s", "Enter the square's side(1-20): ");
        scanf("%d", &side);
        flag = 1;
      }
    } else {
      printf("%s\n", "You have enter a side that is out of bounds!!! Please re-enter!!!!");
      printf("%s", "Enter the square's side(1-20): ");
      scanf("%d", &side);
      flag = 1;
    }
  }
  return 0;
}
```