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

```asm
<people_in>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movb   $0x0,-0x16(%rbp)
  movl   $0x0,-0x14(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
L25:
  mov    -0x14(%rbp),%eax
  cltq
  cmp    %rax,-0x30(%rbp)
  ja     L44
  cmpb   $0x0,-0x16(%rbp)
  je     L74
  cmpb   $0x4d,-0x16(%rbp)
  setne  %al
  movzbl %al,%eax
  cltq
  mov    -0x10(%rbp,%rax,4),%eax
  lea    0x1(%rax),%edx
  cmpb   $0x4d,-0x16(%rbp)
  sete   %al
  movzbl %al,%eax
  cltq
  mov    -0x10(%rbp,%rax,4),%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,%edx
  neg    %edx
  cmovns %edx,%eax
  cmp    %eax,-0x34(%rbp)
  jl     L74
  cmpb   $0x4d,-0x16(%rbp)
  setne  %al
  movzbl %al,%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp,%rdx,4),%edx
  add    $0x1,%edx
  cltq
  mov    %edx,-0x10(%rbp,%rax,4)
  jmp    L74
L44:
  mov    -0x14(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x14(%rbp)
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x15(%rbp)
  cmpb   $0x4d,-0x15(%rbp)
  setne  %al
  movzbl %al,%eax
  cltq
  mov    -0x10(%rbp,%rax,4),%eax
  lea    0x1(%rax),%edx
  cmpb   $0x4d,-0x15(%rbp)
  sete   %al
  movzbl %al,%eax
  cltq
  mov    -0x10(%rbp,%rax,4),%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,%edx
  neg    %edx
  cmovns %edx,%eax
  cmp    %eax,-0x34(%rbp)
  jl     L59
  cmpb   $0x4d,-0x15(%rbp)
  setne  %al
  movzbl %al,%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp,%rdx,4),%edx
  add    $0x1,%edx
  cltq
  mov    %edx,-0x10(%rbp,%rax,4)
  jmp    L25
L59:
  cmpb   $0x0,-0x16(%rbp)
  jne    L39
  movzbl -0x15(%rbp),%eax
  mov    %al,-0x16(%rbp)
  jmp    L25
L39:
  cmpb   $0x4d,-0x16(%rbp)
  setne  %al
  movzbl %al,%eax
  cltq
  mov    -0x10(%rbp,%rax,4),%eax
  lea    0x1(%rax),%edx
  cmpb   $0x4d,-0x16(%rbp)
  sete   %al
  movzbl %al,%eax
  cltq
  mov    -0x10(%rbp,%rax,4),%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,%edx
  neg    %edx
  cmovns %edx,%eax
  cmp    %eax,-0x34(%rbp)
  jl     L33
  cmpb   $0x4d,-0x16(%rbp)
  setne  %al
  movzbl %al,%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp,%rdx,4),%edx
  add    $0x1,%edx
  cltq
  mov    %edx,-0x10(%rbp,%rax,4)
  subl   $0x1,-0x14(%rbp)
  jmp    L25
L74:
  nop
  jmp    L49
L33:
  nop
L49:
  mov    -0x10(%rbp),%edx
  mov    -0xc(%rbp),%eax
  add    %edx,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L67
  call   <__stack_chk_fail@plt>
L67:
  leave
  ret
```

assistant: ```c
int people_in(char *str, size_t size, int max) {
  char waiting = 0;
  int index = 0;
  int counts[2] = {0, 0};
  while (1) {
    if (index >= size) {
      if (waiting != 0 && ((counts[((waiting) != 'M')] + 1 - counts[!((waiting) != 'M')]) < 0 ? -(counts[((waiting) != 'M')] + 1 - counts[!((waiting) != 'M')]) : (counts[((waiting) != 'M')] + 1 - counts[!((waiting) != 'M')])) <= max)
        counts[((waiting) != 'M')]++;
      break;
    }
    char next = str[index++];
    if (((counts[((next) != 'M')] + 1 - counts[!((next) != 'M')]) < 0 ? -(counts[((next) != 'M')] + 1 - counts[!((next) != 'M')]) : (counts[((next) != 'M')] + 1 - counts[!((next) != 'M')])) <= max) {
      counts[((next) != 'M')]++;
    } else if (waiting == 0) {
      waiting = next;
    } else if (((counts[((waiting) != 'M')] + 1 - counts[!((waiting) != 'M')]) < 0 ? -(counts[((waiting) != 'M')] + 1 - counts[!((waiting) != 'M')]) : (counts[((waiting) != 'M')] + 1 - counts[!((waiting) != 'M')])) <= max) {
      counts[((waiting) != 'M')]++;
      index--;
    } else {
      break;
    }
  }
  return counts[0] + counts[1];
}
```