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

```asm
<isScramble>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %rdi,0x20(%rsp)
  call   <strlen@plt>
  mov    %rbp,%rdi
  mov    %rax,%rbx
  mov    %eax,0x54(%rsp)
  call   <strlen@plt>
  test   %ebx,%ebx
  je     L152
  cmp    %eax,%ebx
  je     L218
L152:
  xor    %r12d,%r12d
L34:
  add    $0x68,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L218:
  movslq %ebx,%r12
  lea    0x0(,%r12,8),%rax
  mov    %rax,%rdi
  mov    %rax,0x40(%rsp)
  call   <malloc@plt>
  mov    %rax,0x28(%rsp)
  test   %ebx,%ebx
  jle    L239
  lea    -0x1(%rbx),%r13d
  mov    %rax,0x8(%rsp)
  shl    $0x2,%r12
  lea    0x8(,%r13,8),%rsi
  mov    %r13d,0x5c(%rsp)
  mov    %rsi,0x10(%rsp)
  add    %rax,%rsi
  mov    %rsi,0x18(%rsp)
L89:
  mov    0x40(%rsp),%rdi
  call   <malloc@plt>
  mov    %rax,%rdx
  mov    0x8(%rsp),%rax
  mov    %rdx,%r15
  mov    %rdx,(%rax)
  mov    0x10(%rsp),%rax
  lea    (%rdx,%rax,1),%r14
L3:
  mov    %r12,%rdi
  add    $0x8,%r15
  call   <malloc@plt>
  mov    %rax,-0x8(%r15)
  cmp    %r14,%r15
  jne    L3
  addq   $0x8,0x8(%rsp)
  mov    0x8(%rsp),%rax
  cmp    %rax,0x18(%rsp)
  jne    L89
  mov    0x28(%rsp),%rax
  xor    %edi,%edi
  mov    (%rax),%rax
  mov    %rax,0x10(%rsp)
L168:
  mov    0x20(%rsp),%rax
  movzbl (%rax,%rdi,1),%esi
  mov    0x10(%rsp),%rax
  mov    (%rax,%rdi,8),%rcx
  xor    %eax,%eax
L195:
  xor    %edx,%edx
  cmp    %sil,0x0(%rbp,%rax,1)
  sete   %dl
  mov    %edx,(%rcx,%rax,4)
  mov    %rax,%rdx
  add    $0x1,%rax
  cmp    %rdx,%r13
  jne    L195
  lea    0x1(%rdi),%rax
  cmp    %r13,%rdi
  je     L232
  mov    %rax,%rdi
  jmp    L168
L232:
  mov    0x28(%rsp),%rax
  mov    0x40(%rsp),%rsi
  mov    -0x8(%rax,%rsi,1),%rax
  mov    (%rax),%rax
  cmp    $0x1,%ebx
  je     L181
  mov    0x28(%rsp),%rax
  mov    %ebx,0x58(%rsp)
  movq   $0x1,0x48(%rsp)
  add    $0x8,%rax
  mov    %rax,0x18(%rsp)
L104:
  mov    0x48(%rsp),%rax
  mov    0x28(%rsp),%rbx
  movq   $0x0,0x20(%rsp)
  mov    (%rbx,%rax,8),%rbx
  lea    0x0(,%rax,4),%r15
  mov    %rbx,0x30(%rsp)
  mov    0x5c(%rsp),%ebx
  sub    %eax,%ebx
  mov    %rbx,0x38(%rsp)
  mov    %eax,%ebx
  mov    0x58(%rsp),%eax
  sub    %ebx,%eax
  mov    %eax,0x50(%rsp)
L182:
  mov    0x20(%rsp),%rax
  mov    0x30(%rsp),%rsi
  xor    %r9d,%r9d
  mov    0x50(%rsp),%r14d
  mov    0x28(%rsp),%r10
  mov    %eax,%ebp
  mov    (%rsi,%rax,8),%r12
  lea    0x0(,%rax,8),%r11
  mov    %eax,%r13d
  neg    %ebp
  sub    %eax,%r14d
  nopw   0x0(%rax,%rax,1)
L130:
  movl   $0x0,(%r12,%r9,1)
  mov    0x18(%rsp),%rsi
  lea    (%r15,%r9,1),%rdx
  mov    %r13d,%eax
  mov    %r12,0x8(%rsp)
  mov    0x10(%rsp),%rcx
  jmp    L196
L120:
  mov    (%rsi),%rcx
  add    $0x8,%rsi
L196:
  mov    (%rcx,%r11,1),%rcx
  mov    (%rcx,%r9,1),%r12d
  test   %r12d,%r12d
  je     L127
  mov    -0x8(%r10,%rdx,2),%r12
  movslq %eax,%r8
  lea    0x0(%rbp,%rax,1),%edi
  movslq %edi,%rdi
  mov    0x8(%r12,%r8,8),%r8
  mov    0x4(%r8,%rdi,4),%r8d
  test   %r8d,%r8d
  jne    L106
L127:
  mov    (%rcx,%rdx,1),%edi
  test   %edi,%edi
  je     L78
  mov    -0x8(%r10,%rdx,2),%rdi
  movslq %eax,%rcx
  mov    0x8(%rdi,%rcx,8),%rcx
  mov    (%rcx,%r9,1),%ecx
  test   %ecx,%ecx
  jne    L106
L78:
  add    $0x1,%eax
  sub    $0x4,%rdx
  cmp    %eax,%ebx
  jne    L120
  mov    0x8(%rsp),%r12
L88:
  add    $0x1,%ebp
  add    $0x4,%r9
  sub    $0x8,%r10
  cmp    %ebp,%r14d
  jne    L130
  mov    0x20(%rsp),%rsi
  add    $0x1,%ebx
  lea    0x1(%rsi),%rax
  cmp    %rsi,0x38(%rsp)
  je     L190
  mov    %rax,0x20(%rsp)
  jmp    L182
  nop
L106:
  mov    0x8(%rsp),%r12
  movl   $0x1,(%r12,%r9,1)
  jmp    L88
L190:
  addq   $0x1,0x48(%rsp)
  mov    0x48(%rsp),%rax
  cmp    %eax,0x54(%rsp)
  jg     L104
  mov    0x28(%rsp),%rax
  mov    0x40(%rsp),%rbx
  mov    -0x8(%rax,%rbx,1),%rax
  mov    (%rax),%rax
  mov    (%rax),%r12d
L227:
  mov    0x54(%rsp),%r14d
  xor    %ebp,%ebp
L224:
  mov    0x28(%rsp),%rax
  xor    %ebx,%ebx
  mov    (%rax,%rbp,8),%r13
L100:
  mov    0x0(%r13,%rbx,8),%rdi
  add    $0x1,%rbx
  call   <free@plt>
  cmp    %ebx,%r14d
  jg     L100
  mov    %r13,%rdi
  add    $0x1,%rbp
  call   <free@plt>
  cmp    %ebp,%r14d
  jg     L224
L9:
  mov    0x28(%rsp),%rdi
  call   <free@plt>
  jmp    L34
L239:
  mov    0x28(%rsp),%rax
  mov    0x40(%rsp),%rbx
  mov    -0x8(%rax,%rbx,1),%rax
  mov    (%rax),%rax
  mov    (%rax),%r12d
  jmp    L9
L181:
  mov    (%rax),%r12d
  jmp    L227
```

assistant: ```c
int isScramble(char *s1, char *s2) {
  int l1 = strlen(s1);
  int l2 = strlen(s2);
  if (l1 != l2)
    return 0;
  if (l1 == 0)
    return 0;
  int ***mem = malloc(sizeof(int **) * l1);
  for (int i = 0; i < l1; ++i) {
    mem[i] = malloc(sizeof(int *) * l1);
    for (int j = 0; j < l1; ++j) {
      mem[i][j] = malloc(sizeof(int) * l1);
    }
  }
  for (int i = 0; i < l1; ++i) {
    for (int j = 0; j < l1; ++j) {
      mem[0][i][j] = s1[i] == s2[j];
    }
  }
  for (int n = 1; n < l1; ++n) {
    for (int i = 0; i < l1 - n; ++i) {
      for (int j = 0; j < l1 - n; ++j) {
        mem[n][i][j] = 0;
        for (int k = 0; k < n; ++k) {
          int m = n - k - 1;
          if ((mem[k][i][j] && mem[m][i + k + 1][j + k + 1]) || (mem[k][i][j + m + 1] && mem[m][i + k + 1][j])) {
            mem[n][i][j] = 1;
            break;
          }
        }
      }
    }
  }
  int ret = mem[l1 - 1][0][0];
  for (int i = 0; i < l1; ++i) {
    for (int j = 0; j < l1; ++j) {
      free(mem[i][j]);
    }
    free(mem[i]);
  }
  free(mem);
  return ret;
}
```