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

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  mov    $0x0,%eax
  call   <d@plt>
  mov    $0x1,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gw@plt>
  mov    $0x1,%edx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gw@plt>
L2:
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  mov    %eax,%ebx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  mov    %eax,%edx
  mov    $0x16,%eax
  sub    %edx,%eax
  imul   %ebx,%eax
  test   %eax,%eax
  jne    L64
  nop
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  mov    %eax,%ebx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  add    %ebx,%eax
  mov    %eax,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gw@plt>
  mov    $0x1,%edx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gw@plt>
  jmp    L2
L64:
  nop
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  cmp    $0x15,%eax
  jle    L71
  nop
L68:
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  sub    $0x1,%eax
  mov    %eax,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gw@plt>
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  add    $0x1,%eax
  mov    %eax,%edx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gw@plt>
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  mov    %eax,%ebx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  add    %ebx,%eax
  cmp    $0x2a,%eax
  jg     L35
  jmp    L2
L35:
  nop
  mov    $0x15,%esi
  mov    $0x15,%edi
  call   <gr@plt>
  mov    %eax,%esi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  jmp    L88
L71:
  nop
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  lea    -0x1(%rax),%ebx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  sub    $0x1,%eax
  imul   %ebx,%eax
  test   %eax,%eax
  jne    L77
  nop
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  mov    %eax,%ebx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  mov    $0x1,%edx
  mov    %ebx,%esi
  mov    %eax,%edi
  call   <gw@plt>
  jmp    L68
L77:
  nop
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  mov    %eax,%ebx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  sub    $0x1,%eax
  mov    %ebx,%esi
  mov    %eax,%edi
  call   <gr@plt>
  mov    %eax,%r12d
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  lea    -0x1(%rax),%ebx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  mov    %ebx,%esi
  mov    %eax,%edi
  call   <gr@plt>
  lea    (%r12,%rax,1),%ebx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gr@plt>
  mov    %eax,%r12d
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <gr@plt>
  mov    %ebx,%edx
  mov    %r12d,%esi
  mov    %eax,%edi
  call   <gw@plt>
  jmp    L68
L88:
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D1
data_type: string

tool: D1: %lld 

assistant: ```c
int main(void) {
  d();
  gw(0, 0, 1);
  gw(1, 0, 1);
_1:
  if ((gr(0, 0) * (22 - gr(1, 0))) != 0)
    goto _3;
  else
    goto _2;
_2:
  gw(0, 0, gr(0, 0) + gr(1, 0));
  gw(1, 0, 1);
  goto _1;
_3:
  if (gr(0, 0) > 21)
    goto _4;
  else
    goto _6;
_4:
  gw(0, 0, gr(0, 0) - 1);
  gw(1, 0, gr(1, 0) + 1);
  if ((gr(1, 0) + gr(0, 0)) > 42)
    goto _5;
  else
    goto _1;
_5:
  printf("%lld ", gr(21, 21));
  return 0;
_6:
  if (((gr(0, 0) - 1) * (gr(1, 0) - 1)) != 0)
    goto _8;
  else
    goto _7;
_7:
  gw(gr(0, 0), gr(1, 0), 1);
  goto _4;
_8:
  gw(gr(0, 0), gr(1, 0), gr(gr(0, 0) - 1, gr(1, 0)) + gr(gr(0, 0), gr(1, 0) - 1));
  goto _4;
}
```