user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<findK>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %ecx,-0x10(%rbp)
  mov    %r8d,-0x1c(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  jne    L137
  mov    -0x1c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  movq   %xmm1,%rax
  jmp    L177
L137:
  mov    -0xc(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jg     L206
  mov    -0x1c(%rbp),%eax
  cmp    -0xc(%rbp),%eax
  jle    L230
  mov    -0x1c(%rbp),%eax
  sub    -0xc(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  pxor   %xmm2,%xmm2
  cvtsi2sd %eax,%xmm2
  movq   %xmm2,%rax
  jmp    L177
L230:
  mov    -0x1c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  pxor   %xmm3,%xmm3
  cvtsi2sd %eax,%xmm3
  movq   %xmm3,%rax
  jmp    L177
L206:
  mov    -0x10(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jg     L87
  mov    -0x1c(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jle    L165
  mov    -0x1c(%rbp),%eax
  sub    -0x10(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  pxor   %xmm4,%xmm4
  cvtsi2sd %eax,%xmm4
  movq   %xmm4,%rax
  jmp    L177
L165:
  mov    -0x1c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  pxor   %xmm5,%xmm5
  cvtsi2sd %eax,%xmm5
  movq   %xmm5,%rax
  jmp    L177
L87:
  cmpl   $0x1,-0xc(%rbp)
  jne    L68
  mov    -0x8(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%eax
  mov    %eax,%ecx
  shr    $0x1f,%ecx
  add    %ecx,%eax
  sar    %eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jge    L295
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  add    $0x1,%eax
  cmp    %eax,-0x1c(%rbp)
  jg     L48
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%edi
  mov    -0x1c(%rbp),%esi
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %esi,%r8d
  mov    %edi,%esi
  mov    %rax,%rdi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L48:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  neg    %eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  lea    (%rdx,%rax,1),%esi
  mov    -0x10(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L64
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  add    $0x1,%eax
  jmp    L133
L64:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
L133:
  mov    -0x10(%rbp),%edx
  mov    %edx,%ecx
  shr    $0x1f,%ecx
  add    %ecx,%edx
  sar    %edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  lea    (%rcx,%rdx,1),%rdi
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%rdx
  mov    %esi,%r8d
  mov    %eax,%esi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L295:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  cmp    %eax,-0x1c(%rbp)
  jg     L280
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%esi
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %ecx,%r8d
  mov    %esi,%ecx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L280:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  neg    %eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x10(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L59
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  lea    0x1(%rax),%edx
  jmp    L274
L59:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%edx
L274:
  mov    -0x10(%rbp),%eax
  mov    %eax,%esi
  shr    $0x1f,%esi
  add    %esi,%eax
  sar    %eax
  cltq
  lea    0x0(,%rax,4),%rsi
  mov    -0x18(%rbp),%rax
  lea    (%rsi,%rax,1),%rdi
  mov    -0xc(%rbp),%esi
  mov    -0x8(%rbp),%rax
  mov    %ecx,%r8d
  mov    %edx,%ecx
  mov    %rdi,%rdx
  mov    %rax,%rdi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L68:
  cmpl   $0x1,-0x10(%rbp)
  jne    L20
  mov    -0x1c(%rbp),%edi
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%esi
  mov    -0x18(%rbp),%rax
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L20:
  mov    -0xc(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%eax
  mov    %eax,%ecx
  shr    $0x1f,%ecx
  add    %ecx,%eax
  sar    %eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jl     L76
  mov    -0xc(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%ecx
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  add    %ecx,%eax
  cmp    %eax,-0x1c(%rbp)
  jg     L255
  mov    -0xc(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%edi
  mov    -0x1c(%rbp),%esi
  mov    -0x10(%rbp),%ecx
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %esi,%r8d
  mov    %edi,%esi
  mov    %rax,%rdi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L255:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  neg    %eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  lea    (%rdx,%rax,1),%esi
  mov    -0x10(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L130
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  add    $0x1,%eax
  jmp    L65
L130:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
L65:
  mov    -0x10(%rbp),%edx
  mov    %edx,%ecx
  shr    $0x1f,%ecx
  add    %ecx,%edx
  sar    %edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  lea    (%rcx,%rdx,1),%rdi
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%rdx
  mov    %esi,%r8d
  mov    %eax,%esi
  call   <findK>
  movq   %xmm0,%rax
  jmp    L177
L76:
  mov    -0x1c(%rbp),%edi
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%esi
  mov    -0x18(%rbp),%rax
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <findK>
  movq   %xmm0,%rax
L177:
  movq   %rax,%xmm0
  leave
  ret
```

assistant: ```c
double findK(int *n1, int s1, int *n2, int s2, int k) {
  if (s1 == 0)
    return n2[k - 1];
  if (n1[s1 - 1] <= n2[0])
    return (double)(k > s1 ? n2[k - s1 - 1] : n1[k - 1]);
  if (n2[s2 - 1] <= n1[0])
    return (double)(k > s2 ? n1[k - s2 - 1] : n2[k - 1]);
  if (s1 == 1) {
    if (n1[0] < n2[s2 / 2]) {
      if (k <= s2 / 2 + 1)
        return findK(n2, s2 / 2, n1, s1, k);
      else
        return findK(&(n2[s2 / 2]), (s2 % 2 ? s2 / 2 + 1 : s2 / 2), n1, s1, k - s2 / 2);
    } else {
      if (k <= s2 / 2)
        return findK(n1, 0, n2, s2 / 2, k);
      else
        return findK(n1, s1, &(n2[s2 / 2]), (s2 % 2 ? s2 / 2 + 1 : s2 / 2), k - s2 / 2);
    }
  }
  if (s2 == 1) {
    return findK(n2, s2, n1, s1, k);
  }
  if (n1[s1 / 2] >= n2[s2 / 2]) {
    if (k <= s1 / 2 + s2 / 2)
      return findK(n1, s1 / 2, n2, s2, k);
    else
      return findK(&(n2[s2 / 2]), (s2 % 2 ? s2 / 2 + 1 : s2 / 2), n1, s1, k - s2 / 2);
  } else
    return findK(n2, s2, n1, s1, k);
}
```