user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x8(%rsp),%rsi
  lea    D36(%rip),%rdi
  call   <scanf@plt>
  mov    0x8(%rsp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  test   %rax,%rax
  je     L75
  mov    %rsp,%r15
  lea    D36(%rip),%r13
  lea    D4(%rip),%r14
  jmp    L28
L6:
  add    $0x1,%rdx
  movzbl (%rdx),%eax
  test   %al,%al
  je     L30
L175:
  movzbl (%rsi),%ecx
  cmp    %al,%cl
  jle    L6
  mov    %al,(%rsi)
  mov    %cl,(%rdx)
  jmp    L6
L30:
  lea    0x1(%rdi),%rsi
  cmpb   $0x0,0x1(%rdi)
  je     L78
L79:
  mov    %rsi,%rdi
  movzbl (%rsi),%eax
  mov    %rsi,%rdx
  test   %al,%al
  jne    L175
  jmp    L30
L78:
  mov    (%rsp),%rcx
  mov    0x10(%rsp),%rsi
  mov    %rsi,%rax
  cqto
  idiv   %rcx
  mov    %rax,%rbx
  test   %rax,%rax
  je     L46
  mov    $0x0,%ebx
L37:
  sub    %rcx,%rsi
  imul   %rcx,%rcx
  add    $0x1,%rbx
  mov    %rsi,%rax
  cqto
  idiv   %rcx
  test   %rax,%rax
  jne    L37
  mov    %rsi,0x10(%rsp)
  mov    %rsi,%rax
  cqto
  idiv   %rcx
  mov    %rdx,%rbp
  test   %rdx,%rdx
  jle    L19
L133:
  add    $0x1,%rbx
L19:
  lea    0x1(%rbx),%rdi
  call   <malloc@plt>
  mov    %rax,%rdi
  mov    %rax,%r8
  cmp    $0x1,%rbx
  jle    L127
  mov    (%rsp),%rdx
  mov    $0x1,%ecx
  mov    $0x1,%eax
L86:
  imul   %rdx,%rcx
  add    $0x1,%rax
  cmp    %rax,%rbx
  jne    L86
L40:
  mov    $0x0,%esi
L165:
  mov    %rbp,%rax
  cqto
  idiv   %rcx
  cmp    $0x1,%rdx
  sbb    $0x0,%rax
  movzbl (%r12,%rax,1),%edx
  mov    %dl,(%rdi,%rsi,1)
  imul   %rcx,%rax
  sub    %rax,%rbp
  add    $0x1,%rsi
  cmp    %rsi,%rbx
  jg     L165
  test   %rbx,%rbx
  mov    $0x1,%eax
  cmovle %rax,%rbx
L107:
  movb   $0x0,(%r8,%rbx,1)
  mov    %r8,%rsi
  lea    D26(%rip),%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  test   %rax,%rax
  je     L75
L28:
  mov    %r15,%rsi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    (%rsp),%rax
  lea    0x1(%rax),%rdi
  call   <malloc@plt>
  mov    %rax,%r12
  mov    %rax,%rsi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  lea    0x10(%rsp),%rsi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    %r12,%rsi
  cmpb   $0x0,(%r12)
  jne    L79
  jmp    L78
L127:
  je     L169
  mov    $0x0,%ebx
  jmp    L107
L169:
  mov    %rbx,%rcx
  jmp    L40
L75:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L118
  mov    $0x0,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L46:
  mov    %rsi,%rax
  cqto
  idiv   %rcx
  mov    %rdx,%rbp
  test   %rdx,%rdx
  jg     L133
  mov    $0x1,%edi
  call   <malloc@plt>
  mov    %rax,%r8
  jmp    L107
L118:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D36
type_infered: string
name: read_data
arguments: label: D4
type_infered: string
name: read_data
arguments: label: D26
type_infered: string

tool: D36: %lld

tool: D4: %s

tool: D26: %s


assistant: ```c
int main() {
  long long int i, m1, c, j, k, l, m, T, n, d;
  char *a, x, *b;
  scanf("%lld", &T);
  while (T--) {
    scanf("%lld", &m);
    a = (char *)malloc((m + 1) * sizeof(char));
    scanf("%s", a);
    scanf("%lld", &n);
    for (i = 0; a[i] != '\0'; i++) {
      for (j = i; a[j] != '\0'; j++) {
        l = a[i];
        k = a[j];
        if (l > k) {
          x = a[i];
          a[i] = a[j];
          a[j] = x;
        }
      }
    }
    c = 0;
    m1 = m;
    while (n / m1 != 0) {
      n = n - m1;
      m1 = m1 * m1;
      c++;
    }
    d = n % m1;
    if (d > 0)
      c++;
    k = 0;
    b = (char *)malloc(c + 1 * sizeof(char));
    l = 1;
    for (j = 1; j <= c - 1; j++) {
      l *= m;
    }
    for (j = 0; j < c; j++) {
      i = d / l;
      if (d % l == 0)
        i--;
      b[k] = a[i];
      k++;
      d = d - l * i;
    }
    b[k] = '\0';
    printf("%s\n", b);
  }
  return 0;
}
```