user: Demonstrate the C code that generates the assembly output below:

```asm
<ex5>:
  endbr64
  push   %r13
  push   %r12
  lea    D3(%rip),%r12
  push   %rbp
  mov    %r12,%rdi
  push   %rbx
  lea    D45(%rip),%rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xc(%rsp),%r13
  call   <print@plt>
  lea    D41(%rip),%rdi
  call   <print@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0xc(%rsp),%esi
  test   %esi,%esi
  jg     L38
  lea    D91(%rip),%rbp
  nop
L47:
  mov    %rbp,%rdi
  call   <print@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  jle    L47
L38:
  lea    D48(%rip),%rdi
  lea    0x10(%rsp),%r13
  call   <print@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0x10(%rsp),%edx
  test   %edx,%edx
  jg     L60
  lea    D91(%rip),%rbp
  cs nopw 0x0(%rax,%rax,1)
L43:
  mov    %rbp,%rdi
  call   <print@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0x10(%rsp),%eax
  test   %eax,%eax
  jle    L43
L60:
  lea    D50(%rip),%rdi
  lea    0x14(%rsp),%r13
  call   <print@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0x14(%rsp),%eax
  test   %eax,%eax
  jg     L46
  lea    D91(%rip),%rbp
  cs nopw 0x0(%rax,%rax,1)
L35:
  mov    %rbp,%rdi
  call   <print@plt>
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0x14(%rsp),%eax
  test   %eax,%eax
  jle    L35
L46:
  mov    0xc(%rsp),%edx
  add    0x10(%rsp),%edx
  pxor   %xmm1,%xmm1
  pxor   %xmm2,%xmm2
  add    %eax,%edx
  cvtsi2ssl 0xc(%rsp),%xmm2
  pxor   %xmm3,%xmm3
  cvtsi2sd %edx,%xmm1
  mulsd  D55(%rip),%xmm1
  cvtsi2ssl 0x10(%rsp),%xmm3
  cvtsd2ss %xmm1,%xmm1
  movaps %xmm1,%xmm0
  subss  %xmm2,%xmm0
  movaps %xmm1,%xmm2
  subss  %xmm3,%xmm2
  mulss  %xmm1,%xmm0
  mulss  %xmm2,%xmm0
  pxor   %xmm2,%xmm2
  cvtsi2ss %eax,%xmm2
  subss  %xmm2,%xmm1
  mulss  %xmm1,%xmm0
  call   <sqrt@plt>
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    %r12,%rdi
  call   <print@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L7:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D3
type_guessed: string
name: read_data
arguments: label: D45
type_guessed: string
name: read_data
arguments: label: D41
type_guessed: string
name: read_data
arguments: label: D91
type_guessed: string
name: read_data
arguments: label: D48
type_guessed: string
name: read_data
arguments: label: D50
type_guessed: string
name: read_data
arguments: label: D55
type_guessed: byte[8]
name: read_data
arguments: label: D1
type_guessed: string

tool: D3: 
------------------------------


tool: D45: %d

tool: D41: Informe a medida do lado a:

tool: D91: Valor invalido, tente novamente:

tool: D48: Informe a medida do lado b:

tool: D50: Informe a medida do lado c:

tool: {"D55": [0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f]}

tool: D1: A area do triangulo e: %.2f u.a.


assistant: ```c
void ex5() {
  print("\n------------------------------\n");
  int a, b, c;
  print("Informe a medida do lado a:");
  scanf("%d", &a);
  while (!(a > 0)) {
    print("Valor invalido, tente novamente:");
    scanf("%d", &a);
  }
  print("Informe a medida do lado b:");
  scanf("%d", &b);
  while (!(b > 0)) {
    print("Valor invalido, tente novamente:");
    scanf("%d", &b);
  }
  print("Informe a medida do lado c:");
  scanf("%d", &c);
  while (!(c > 0)) {
    print("Valor invalido, tente novamente:");
    scanf("%d", &c);
  }
  float s = (a + b + c) / 2.;
  float area = sqrt(s * (s - a) * (s - b) * (s - c));
  printf("A area do triangulo e: %.2f u.a.\n", area);
  print("\n------------------------------\n");
}
```