user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<printSeq>:
  endbr64
  push   %r15
  mov    %rcx,%r15
  push   %r14
  mov    %esi,%r14d
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x98,%rsp
  mov    %edi,0x2c(%rsp)
  mov    %edx,0x50(%rsp)
  cmp    %esi,%edx
  je     L139
L10:
  movslq 0x50(%rsp),%rax
  test   %eax,%eax
  je     L401
  movsbl -0x1(%r15,%rax,1),%edx
  mov    %edx,%eax
L254:
  mov    0x2c(%rsp),%ecx
  lea    0x5f(%rcx),%edi
  mov    %edi,0xc(%rsp)
  cmp    %edx,%edi
  jl     L116
  add    $0x1,%eax
  lea    0x60(%rcx),%r13d
  mov    %al,0x77(%rsp)
  movsbl %al,%eax
  cmp    %r13d,%eax
  jg     L116
  movslq 0x50(%rsp),%rax
  lea    0x1(%rax),%edx
  mov    %edx,0x70(%rsp)
  lea    0x2(%rax),%edx
  mov    %edx,0x6c(%rsp)
  lea    0x3(%rax),%edx
  mov    %edx,0x68(%rsp)
  lea    0x4(%rax),%edx
  mov    %edx,0x54(%rsp)
  lea    0x5(%rax),%edx
  mov    %edx,0x38(%rsp)
  lea    0x6(%rax),%edx
  mov    %edx,0x18(%rsp)
  lea    0x7(%rax),%edx
  mov    %edx,0x28(%rsp)
  lea    0x8(%rax),%edx
  add    %r15,%rax
  mov    %rax,0x80(%rsp)
  movslq %edx,%rax
  mov    %rax,0x58(%rsp)
  add    %r15,%rax
  mov    %edx,0x1c(%rsp)
  mov    %rax,0x30(%rsp)
  mov    %r15,%rax
  mov    %r14d,%r15d
  mov    %rax,%r14
L556:
  mov    0x80(%rsp),%rax
  movzbl 0x77(%rsp),%edx
  mov    %dl,(%rax)
  cmp    %r15d,0x70(%rsp)
  je     L577
L441:
  mov    0x70(%rsp),%edx
  test   %edx,%edx
  je     L46
  mov    0x80(%rsp),%rax
  movsbl (%rax),%edx
  mov    %edx,%eax
L371:
  cmp    %edx,0xc(%rsp)
  jl     L625
  add    $0x1,%eax
  mov    %al,0x76(%rsp)
  movsbl %al,%eax
  cmp    %r13d,%eax
  jg     L625
  movslq 0x70(%rsp),%rax
  add    %r14,%rax
  mov    %rax,0x88(%rsp)
L618:
  mov    0x88(%rsp),%rax
  movzbl 0x76(%rsp),%edx
  mov    %dl,(%rax)
  cmp    0x6c(%rsp),%r15d
  je     L121
L200:
  movslq 0x6c(%rsp),%rax
  test   %eax,%eax
  je     L500
  movsbl -0x1(%r14,%rax,1),%edx
  mov    %edx,%eax
L403:
  cmp    %edx,0xc(%rsp)
  jl     L490
  add    $0x1,%eax
  mov    %al,0x75(%rsp)
  movsbl %al,%eax
  cmp    %r13d,%eax
  jg     L490
  movslq 0x6c(%rsp),%rax
  add    %r14,%rax
  mov    %rax,0x78(%rsp)
  mov    %r15d,%eax
  mov    %r13d,%r15d
  mov    %eax,%r13d
L537:
  mov    0x78(%rsp),%rax
  movzbl 0x75(%rsp),%edx
  mov    %dl,(%rax)
  cmp    0x68(%rsp),%r13d
  je     L3
L523:
  movslq 0x68(%rsp),%rax
  test   %eax,%eax
  je     L163
  movsbl -0x1(%r14,%rax,1),%edx
  mov    %edx,%eax
L248:
  cmp    %edx,0xc(%rsp)
  jl     L568
  add    $0x1,%eax
  mov    %al,0x3f(%rsp)
  movsbl %al,%eax
  cmp    %r15d,%eax
  jg     L568
  movslq 0x68(%rsp),%rax
  add    %r14,%rax
  mov    %rax,0x60(%rsp)
  mov    %r14,%rax
  mov    %r13d,%r14d
  mov    %rax,%r13
L211:
  mov    0x60(%rsp),%rax
  movzbl 0x3f(%rsp),%ecx
  mov    %cl,(%rax)
  cmp    0x54(%rsp),%r14d
  je     L411
L23:
  movslq 0x54(%rsp),%rax
  test   %eax,%eax
  je     L339
  movsbl -0x1(%r13,%rax,1),%edx
  mov    %edx,%eax
L331:
  cmp    %edx,0xc(%rsp)
  jl     L620
  add    $0x1,%eax
  mov    %al,0x3d(%rsp)
  movsbl %al,%eax
  cmp    %r15d,%eax
  jg     L620
  movslq 0x54(%rsp),%rax
  add    %r13,%rax
  mov    %rax,0x48(%rsp)
L188:
  mov    0x48(%rsp),%rax
  movzbl 0x3d(%rsp),%esi
  mov    %sil,(%rax)
  cmp    0x38(%rsp),%r14d
  je     L579
L37:
  movslq 0x38(%rsp),%rax
  test   %eax,%eax
  je     L595
  movsbl -0x1(%r13,%rax,1),%eax
  mov    %eax,%ebx
L536:
  cmp    %eax,0xc(%rsp)
  jl     L554
  add    $0x1,%ebx
  movsbl %bl,%eax
  cmp    %r15d,%eax
  jg     L554
  movslq 0x38(%rsp),%rax
  add    %r13,%rax
  mov    %rax,0x20(%rsp)
L55:
  mov    0x20(%rsp),%rax
  mov    %bl,(%rax)
  cmp    0x18(%rsp),%r14d
  je     L9
L584:
  movslq 0x18(%rsp),%rax
  test   %eax,%eax
  je     L388
  movsbl -0x1(%r13,%rax,1),%eax
  mov    %eax,%r12d
L173:
  cmp    %eax,0xc(%rsp)
  jl     L187
  lea    0x1(%r12),%eax
  mov    %al,0x74(%rsp)
  movsbl %al,%eax
  cmp    %r15d,%eax
  jg     L187
  movslq 0x18(%rsp),%rax
  mov    %bl,0x3e(%rsp)
  mov    %r14d,%ebx
  add    %r13,%rax
  mov    %rax,0x40(%rsp)
L278:
  mov    0x40(%rsp),%rax
  movzbl 0x74(%rsp),%edx
  mov    %dl,(%rax)
  cmp    0x28(%rsp),%ebx
  je     L475
L390:
  movslq 0x28(%rsp),%rax
  test   %eax,%eax
  je     L367
  movsbl -0x1(%r13,%rax,1),%eax
  mov    %eax,%r8d
L501:
  cmp    %eax,0xc(%rsp)
  jl     L599
  lea    0x1(%r8),%r12d
  movsbl %r12b,%eax
  cmp    %r15d,%eax
  jg     L599
  movslq 0x28(%rsp),%rbp
  lea    0x0(%r13,%rbp,1),%rax
  mov    %rax,0x10(%rsp)
L216:
  mov    0x10(%rsp),%rax
  mov    %r12b,(%rax)
  cmp    0x1c(%rsp),%ebx
  je     L405
  mov    0x1c(%rsp),%eax
  test   %eax,%eax
  je     L268
L213:
  mov    0x58(%rsp),%rax
  movsbl -0x1(%r13,%rax,1),%eax
  mov    %eax,%ebp
L206:
  cmp    %eax,0xc(%rsp)
  jl     L623
  add    $0x1,%ebp
  movsbl %bpl,%eax
  cmp    %r15d,%eax
  jg     L623
  mov    0x50(%rsp),%eax
  lea    0x9(%rax),%r14d
  mov    %r13,%rax
  mov    %ebx,%r13d
  mov    %r14d,%ebx
  mov    %rax,%r14
L25:
  mov    0x30(%rsp),%rax
  mov    0x2c(%rsp),%edi
  mov    %r14,%rcx
  mov    %ebx,%edx
  mov    %r13d,%esi
  mov    %bpl,(%rax)
  add    $0x1,%ebp
  call   <printSeq>
  movsbl %bpl,%eax
  cmp    %r15d,%eax
  jle    L25
  mov    %r13d,%ebx
  mov    %r14,%r13
L623:
  add    $0x1,%r12d
  movsbl %r12b,%eax
  cmp    %r15d,%eax
  jle    L216
L599:
  addb   $0x1,0x74(%rsp)
  movsbl 0x74(%rsp),%eax
  cmp    %r15d,%eax
  jle    L278
  mov    %ebx,%r14d
  movzbl 0x3e(%rsp),%ebx
L187:
  add    $0x1,%ebx
  movsbl %bl,%eax
  cmp    %r15d,%eax
  jle    L55
L554:
  addb   $0x1,0x3d(%rsp)
  movsbl 0x3d(%rsp),%eax
  cmp    %r15d,%eax
  jle    L188
L620:
  addb   $0x1,0x3f(%rsp)
  movsbl 0x3f(%rsp),%eax
  cmp    %r15d,%eax
  jle    L211
  mov    %r13,%rax
  mov    %r14d,%r13d
  mov    %rax,%r14
L568:
  addb   $0x1,0x75(%rsp)
  movsbl 0x75(%rsp),%eax
  cmp    %r15d,%eax
  jle    L537
  mov    %r13d,%eax
  mov    %r15d,%r13d
  mov    %eax,%r15d
L490:
  addb   $0x1,0x76(%rsp)
  movsbl 0x76(%rsp),%eax
  cmp    %r13d,%eax
  jle    L618
L625:
  addb   $0x1,0x77(%rsp)
  movsbl 0x77(%rsp),%eax
  cmp    %r13d,%eax
  jle    L556
L116:
  add    $0x98,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L367:
  mov    $0x60,%eax
  mov    $0x60,%r8d
  jmp    L501
L405:
  mov    %ebx,%esi
  mov    %r13,%rdi
  call   <printArr@plt>
  mov    0x1c(%rsp),%eax
  test   %eax,%eax
  jne    L213
L268:
  mov    $0x60,%eax
  mov    $0x60,%ebp
  jmp    L206
  nopl   (%rax)
L388:
  mov    $0x60,%eax
  mov    $0x60,%r12d
  jmp    L173
  nopl   0x0(%rax,%rax,1)
L475:
  mov    %ebx,%esi
  mov    %r13,%rdi
  call   <printArr@plt>
  jmp    L390
  nop
L595:
  mov    $0x60,%eax
  mov    $0x60,%ebx
  jmp    L536
  nop
L9:
  mov    %r14d,%esi
  mov    %r13,%rdi
  call   <printArr@plt>
  jmp    L584
L339:
  mov    $0x60,%edx
  mov    $0x60,%eax
  jmp    L331
L579:
  mov    %r14d,%esi
  mov    %r13,%rdi
  call   <printArr@plt>
  jmp    L37
L163:
  mov    $0x60,%edx
  mov    $0x60,%eax
  jmp    L248
L411:
  mov    %r14d,%esi
  mov    %r13,%rdi
  call   <printArr@plt>
  jmp    L23
L500:
  mov    $0x60,%edx
  mov    $0x60,%eax
  jmp    L403
L3:
  mov    %r13d,%esi
  mov    %r14,%rdi
  call   <printArr@plt>
  jmp    L523
L46:
  mov    $0x60,%edx
  mov    $0x60,%eax
  jmp    L371
L121:
  mov    %r15d,%esi
  mov    %r14,%rdi
  call   <printArr@plt>
  jmp    L200
L401:
  mov    $0x60,%edx
  mov    $0x60,%eax
  jmp    L254
L577:
  mov    0x70(%rsp),%esi
  mov    %r14,%rdi
  call   <printArr@plt>
  jmp    L441
L139:
  mov    %edx,%esi
  mov    %rcx,%rdi
  call   <printArr@plt>
  jmp    L10
```

assistant: ```c
void printSeq(int n, int m, int len, char arr[]) {
  if (len == m)
    printArr(arr, m);
  char last_element = len == 0 ? 'a' - 1 : arr[len - 1];
  if (last_element >= 'a' - 1 + n)
    return;
  char i;
  for (i = last_element + 1; i <= 'a' - 1 + n; i++) {
    arr[len] = i;
    printSeq(n, m, len + 1, arr);
  }
}
```