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

```asm
<traverse>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %edi,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    0x70(%rsp),%rbp
  mov    0x78(%rsp),%r12
  cmp    %esi,%edi
  je     L84
  test   %esi,%esi
  jle    L28
  movslq %edi,%rax
  lea    -0x1(%rdi,%rsi,1),%edi
  mov    %r12,0x78(%rsp)
  mov    %rcx,%r14
  lea    (%rdx,%rax,4),%rax
  mov    %edi,(%rsp)
  xor    %ebx,%ebx
  mov    %r13d,%r15d
  mov    %rax,0x8(%rsp)
  movslq %esi,%rax
  mov    %rbp,%r10
  mov    %rax,%r12
  mov    0x78(%rsp),%rax
L38:
  mov    (%r14,%rbx,4),%ebp
  test   %ebp,%ebp
  je     L85
  lea    (%r15,%rbx,1),%ecx
  movslq %ecx,%rcx
  lea    (%r8,%rcx,4),%rbp
  mov    0x0(%rbp),%r11d
  test   %r11d,%r11d
  je     L85
  mov    (%rsp),%ecx
  sub    %ebx,%ecx
  movslq %ecx,%rcx
  lea    (%r9,%rcx,4),%r13
  mov    0x0(%r13),%ecx
  test   %ecx,%ecx
  jne    L4
  nopl   0x0(%rax)
L85:
  add    $0x1,%rbx
  cmp    %rbx,%r12
  jne    L38
L28:
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  mov    0x8(%rsp),%rdi
  movl   $0x0,0x0(%r13)
  mov    %r14,%rcx
  movl   $0x0,0x0(%rbp)
  movl   $0x0,(%r14,%rbx,4)
  mov    %ebx,(%rdi)
  lea    0x1(%r15),%edi
  push   %rax
  mov    %rax,0x80(%rsp)
  push   %r10
  mov    %r10,0x80(%rsp)
  mov    %r9,0x38(%rsp)
  mov    %r8,0x30(%rsp)
  mov    %esi,0x24(%rsp)
  mov    %rdx,0x28(%rsp)
  call   <traverse>
  movl   $0x1,0x0(%r13)
  movl   $0x1,0x0(%rbp)
  movl   $0x1,(%r14,%rbx,4)
  pop    %rax
  pop    %rdx
  mov    0x78(%rsp),%rax
  mov    0x70(%rsp),%r10
  mov    0x28(%rsp),%r9
  mov    0x20(%rsp),%r8
  mov    0x18(%rsp),%rdx
  mov    0x14(%rsp),%esi
  jmp    L85
  nopl   0x0(%rax,%rax,1)
L84:
  mov    (%r12),%eax
  mov    0x0(%rbp),%rdi
  mov    %rdx,(%rsp)
  movslq %r13d,%r14
  add    $0x1,%eax
  mov    %eax,(%r12)
  lea    0x0(,%rax,8),%esi
  call   <realloc@plt>
  lea    0x0(,%r13,8),%edi
  mov    %rax,0x0(%rbp)
  call   <malloc@plt>
  movslq (%r12),%rcx
  mov    0x0(%rbp),%rsi
  mov    %rax,-0x8(%rsi,%rcx,8)
  test   %r13d,%r13d
  jle    L28
  xor    %r15d,%r15d
  mov    %r12,0x78(%rsp)
  mov    %rbp,%r12
  add    $0x1,%r13d
  lea    0x0(,%r14,8),%rbx
  mov    %r15,%rbp
  mov    %r14,%r15
  mov    0x78(%rsp),%r14
  nopl   0x0(%rax,%rax,1)
L107:
  mov    %r13d,%edi
  call   <malloc@plt>
  movslq (%r14),%rcx
  mov    (%r12),%rdx
  mov    -0x8(%rdx,%rcx,8),%rdx
  mov    %rax,(%rdx,%rbp,1)
  xor    %edx,%edx
  jmp    L74
  nopl   0x0(%rax)
L42:
  movslq (%r14),%rcx
  mov    (%r12),%rax
  mov    -0x8(%rax,%rcx,8),%rax
  mov    (%rax,%rbp,1),%rax
L74:
  movb   $0x2e,(%rax,%rdx,1)
  add    $0x1,%rdx
  cmp    %r15,%rdx
  jne    L42
  movslq (%r14),%rdx
  mov    (%r12),%rax
  mov    -0x8(%rax,%rdx,8),%rax
  mov    (%rax,%rbp,1),%rax
  add    $0x8,%rbp
  movb   $0x0,(%rax,%r15,1)
  cmp    %rbp,%rbx
  jne    L107
  mov    (%rsp),%rdx
  mov    %r12,%rbp
  xor    %eax,%eax
  mov    %r14,%r12
  mov    %r15,%r14
  nopw   0x0(%rax,%rax,1)
L94:
  mov    0x0(%rbp),%rcx
  movslq (%r12),%rsi
  mov    -0x8(%rcx,%rsi,8),%rsi
  movslq (%rdx,%rax,4),%rcx
  mov    (%rsi,%rax,8),%rsi
  add    $0x1,%rax
  movb   $0x51,(%rsi,%rcx,1)
  cmp    %rax,%r14
  jne    L94
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void traverse(int row, int n, int *stack, bool *cols, bool *fslash, bool *bslash, char ****boards, int *returnSize) {
  if (row == n) {
    (*returnSize)++;
    *boards = (char ***)realloc(*boards, sizeof(char **) * (*returnSize));
    (*boards)[*returnSize - 1] = (char **)malloc(sizeof(char *) * n);
    for (int i = 0; i < n; i++) {
      (*boards)[*returnSize - 1][i] = (char *)malloc(sizeof(char) * (n + 1));
      for (int j = 0; j < n; j++)
        (*boards)[*returnSize - 1][i][j] = '.';
      (*boards)[*returnSize - 1][i][n] = '\0';
    }
    for (int i = 0; i < n; i++)
      (*boards)[*returnSize - 1][i][stack[i]] = 'Q';
    return;
  }
  for (int i = 0; i < n; i++) {
    int f = row + i, b = row + n - 1 - i;
    if (cols[i] && fslash[f] && bslash[b]) {
      cols[i] = fslash[f] = bslash[b] = false;
      stack[row] = i;
      traverse(row + 1, n, stack, cols, fslash, bslash, boards, returnSize);
      cols[i] = fslash[f] = bslash[b] = true;
    }
  }
}
```