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

```asm
<backtrack>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %esi,%ebp
  mov    %edx,%esi
  push   %rbx
  mov    %ebp,%edi
  sub    $0x178,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x168(%rsp)
  xor    %eax,%eax
  call   <isSolution@plt>
  test   %rax,%rax
  je     L363
  mov    %ebp,%esi
  mov    %r12,%rdi
  call   <printSolution@plt>
  mov    0x168(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L103
  add    $0x178,%rsp
  lea    D1(%rip),%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10b0 <printf@plt>
  nopl   0x0(%rax)
L363:
  lea    0x120(%rsp),%rax
  lea    0xfc(%rsp),%rsi
  mov    %rax,%rdi
  mov    %rax,0x60(%rsp)
  call   <getCandidates@plt>
  mov    0xfc(%rsp),%r11d
  test   %r11d,%r11d
  jle    L284
  lea    0x1(%rbp),%eax
  lea    D1(%rip),%rbx
  movq   $0x0,0x20(%rsp)
  mov    %eax,0xc4(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0xb8(%rsp)
  lea    0x2(%rbp),%eax
  mov    %eax,0x6c(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0x70(%rsp)
  lea    0x3(%rbp),%eax
  mov    %eax,0x80(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0x78(%rsp)
  lea    0x4(%rbp),%eax
  mov    %eax,0x84(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0x88(%rsp)
  lea    0x5(%rbp),%eax
  mov    %eax,0x98(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0x90(%rsp)
  lea    0x6(%rbp),%eax
  mov    %eax,0x9c(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0xa0(%rsp)
  lea    0x7(%rbp),%eax
  mov    %eax,0xc0(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0xa8(%rsp)
  lea    0x8(%rbp),%eax
  mov    %eax,0xec(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %rax,0xb0(%rsp)
  lea    0x9(%rbp),%eax
  mov    %r12,%rbp
  mov    %eax,0xe8(%rsp)
  cltq
  lea    (%r12,%rax,4),%rax
  mov    %r13d,%r12d
  mov    %rax,0xc8(%rsp)
L20:
  mov    0x60(%rsp),%rax
  mov    0x20(%rsp),%rdx
  mov    %r12d,%esi
  mov    0xb8(%rsp),%rcx
  mov    0xc4(%rsp),%r15d
  mov    (%rax,%rdx,4),%eax
  mov    %r15d,%edi
  mov    %eax,(%rcx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L44
  mov    %rbp,%rdi
  mov    %r15d,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L31:
  addq   $0x1,0x20(%rsp)
  mov    0x20(%rsp),%rax
  cmp    %eax,0xfc(%rsp)
  jg     L20
L284:
  mov    0x168(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L103
  add    $0x178,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L44:
  lea    0x128(%rsp),%rax
  lea    0x100(%rsp),%rsi
  mov    %rax,%rdi
  mov    %rax,0x30(%rsp)
  call   <getCandidates@plt>
  mov    0x100(%rsp),%r10d
  movq   $0x0,0x18(%rsp)
  test   %r10d,%r10d
  jle    L31
  mov    %rbp,%r15
  mov    %r12d,%ebp
L19:
  mov    0x18(%rsp),%rcx
  mov    0x30(%rsp),%rax
  mov    %ebp,%esi
  mov    0x6c(%rsp),%r14d
  mov    (%rax,%rcx,4),%eax
  mov    0x70(%rsp),%rcx
  mov    %r14d,%edi
  mov    %eax,(%rcx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L40
  mov    %r15,%rdi
  mov    %r14d,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L354:
  addq   $0x1,0x18(%rsp)
  mov    0x18(%rsp),%rax
  cmp    %eax,0x100(%rsp)
  jg     L19
  mov    %ebp,%r12d
  mov    %r15,%rbp
  jmp    L31
  nopl   0x0(%rax,%rax,1)
L40:
  lea    0x130(%rsp),%rax
  lea    0x104(%rsp),%rsi
  mov    %rax,%rdi
  mov    %rax,0x38(%rsp)
  call   <getCandidates@plt>
  mov    0x104(%rsp),%r9d
  movq   $0x0,0x10(%rsp)
  test   %r9d,%r9d
  jle    L354
  mov    %ebp,%r14d
L260:
  mov    0x38(%rsp),%rax
  mov    0x10(%rsp),%rdx
  mov    %r14d,%esi
  mov    0x78(%rsp),%rcx
  mov    0x80(%rsp),%ebp
  mov    (%rax,%rdx,4),%eax
  mov    %ebp,%edi
  mov    %eax,(%rcx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L235
  mov    %r15,%rdi
  mov    %ebp,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L342:
  addq   $0x1,0x10(%rsp)
  mov    0x10(%rsp),%rax
  cmp    %eax,0x104(%rsp)
  jg     L260
  mov    %r14d,%ebp
  jmp    L354
  xchg   %ax,%ax
L235:
  lea    0x138(%rsp),%rax
  lea    0x108(%rsp),%rsi
  mov    %rax,%rdi
  mov    %rax,0x40(%rsp)
  call   <getCandidates@plt>
  mov    0x108(%rsp),%r8d
  movq   $0x0,0x8(%rsp)
  test   %r8d,%r8d
  jle    L342
  mov    %r14d,%eax
  mov    %r15,%r14
  mov    %eax,%r15d
L11:
  mov    0x40(%rsp),%rax
  mov    0x8(%rsp),%rdx
  mov    %r15d,%esi
  mov    0x88(%rsp),%rcx
  mov    0x84(%rsp),%ebp
  mov    (%rax,%rdx,4),%eax
  mov    %ebp,%edi
  mov    %eax,(%rcx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L229
  mov    %r14,%rdi
  mov    %ebp,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L167:
  addq   $0x1,0x8(%rsp)
  mov    0x8(%rsp),%rax
  cmp    %eax,0x108(%rsp)
  jg     L11
  mov    %r15d,%eax
  mov    %r14,%r15
  mov    %eax,%r14d
  jmp    L342
  nopl   (%rax)
L229:
  lea    0x140(%rsp),%rax
  lea    0x10c(%rsp),%rsi
  xor    %r13d,%r13d
  mov    %rax,%rdi
  mov    %rax,0x48(%rsp)
  call   <getCandidates@plt>
  mov    0x10c(%rsp),%edi
  test   %edi,%edi
  jle    L167
  mov    %r14,0x28(%rsp)
L364:
  mov    0x48(%rsp),%rax
  mov    0x90(%rsp),%rdx
  mov    %r15d,%esi
  mov    0x98(%rsp),%r14d
  mov    (%rax,%r13,4),%eax
  mov    %r14d,%edi
  mov    %eax,(%rdx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L337
  mov    0x28(%rsp),%rdi
  mov    %r14d,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L346:
  add    $0x1,%r13
  cmp    %r13d,0x10c(%rsp)
  jg     L364
  mov    0x28(%rsp),%r14
  jmp    L167
  nopl   0x0(%rax,%rax,1)
L337:
  lea    0x148(%rsp),%rax
  lea    0x110(%rsp),%rsi
  xor    %ebp,%ebp
  mov    %rax,%rdi
  mov    %rax,0x50(%rsp)
  call   <getCandidates@plt>
  mov    0x110(%rsp),%esi
  test   %esi,%esi
  jle    L346
  mov    %r13,0xd0(%rsp)
L271:
  mov    0x50(%rsp),%rax
  mov    0xa0(%rsp),%rcx
  mov    %r15d,%esi
  mov    0x9c(%rsp),%r14d
  mov    (%rax,%rbp,4),%eax
  mov    %r14d,%edi
  mov    %eax,(%rcx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L108
  mov    0x28(%rsp),%rdi
  mov    %r14d,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L113:
  add    $0x1,%rbp
  cmp    %ebp,0x110(%rsp)
  jg     L271
  mov    0xd0(%rsp),%r13
  jmp    L346
  nopl   0x0(%rax,%rax,1)
L108:
  lea    0x150(%rsp),%rax
  lea    0x114(%rsp),%rsi
  xor    %r12d,%r12d
  mov    %rax,%rdi
  mov    %rax,0x58(%rsp)
  call   <getCandidates@plt>
  mov    0x114(%rsp),%ecx
  test   %ecx,%ecx
  jle    L113
  mov    %rbp,0xd8(%rsp)
  mov    0x28(%rsp),%rbp
L159:
  mov    0x58(%rsp),%rax
  mov    0xa8(%rsp),%rdx
  mov    %r15d,%esi
  mov    0xc0(%rsp),%r14d
  mov    (%rax,%r12,4),%eax
  mov    %r14d,%edi
  mov    %eax,(%rdx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L227
  mov    %rbp,%rdi
  mov    %r14d,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L234:
  add    $0x1,%r12
  cmp    %r12d,0x114(%rsp)
  jg     L159
  mov    0xd8(%rsp),%rbp
  jmp    L113
  nopl   0x0(%rax)
L227:
  lea    0x158(%rsp),%r13
  lea    0x118(%rsp),%rsi
  xor    %r14d,%r14d
  mov    %r13,%rdi
  call   <getCandidates@plt>
  mov    0x118(%rsp),%edx
  test   %edx,%edx
  jle    L234
  mov    %r12,0xe0(%rsp)
  mov    0xec(%rsp),%r12d
L240:
  mov    0x0(%r13,%r14,4),%eax
  mov    0xb0(%rsp),%rcx
  mov    %r15d,%esi
  mov    %r12d,%edi
  mov    %eax,(%rcx)
  call   <isSolution@plt>
  test   %rax,%rax
  je     L123
  mov    %rbp,%rdi
  mov    %r12d,%esi
  call   <printSolution@plt>
  mov    %rbx,%rdi
  call   <printf@plt>
L42:
  add    $0x1,%r14
  cmp    %r14d,0x118(%rsp)
  jg     L240
  mov    0xe0(%rsp),%r12
  jmp    L234
  nopl   0x0(%rax,%rax,1)
L123:
  lea    0x11c(%rsp),%rsi
  lea    0x160(%rsp),%rdi
  call   <getCandidates@plt>
  mov    0x11c(%rsp),%eax
  test   %eax,%eax
  jle    L42
  mov    0xc8(%rsp),%rdx
  mov    0x160(%rsp),%eax
  mov    %rbp,%rdi
  mov    0xe8(%rsp),%esi
  mov    %eax,(%rdx)
  mov    %r15d,%edx
  call   <backtrack>
  cmpl   $0x1,0x11c(%rsp)
  jle    L42
  mov    0xc8(%rsp),%rdx
  mov    0x164(%rsp),%eax
  mov    %rbp,%rdi
  mov    0xe8(%rsp),%esi
  mov    %eax,(%rdx)
  mov    %r15d,%edx
  call   <backtrack>
  jmp    L42
L103:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D1
type: string

tool: D1: 


assistant: ```c
void backtrack(bool *a, int k, int n) {
  bool candidates[2];
  int c;
  int i;
  if (isSolution(k, n)) {
    printSolution(a, k);
    printf("\n");
  } else {
    k = k + 1;
    getCandidates(candidates, &c);
    for (i = 0; i < c; i++) {
      a[k] = candidates[i];
      backtrack(a, k, n);
    }
  }
}
```