user: Translate the below assembly code into C programming language:

```asm
<Ackerman>:
  endbr64
  test   %edi,%edi
  je     L314
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
L17:
  lea    -0x1(%rdi),%eax
  mov    %eax,0xc(%rsp)
  test   %esi,%esi
  jne    L296
  mov    0xc(%rsp),%edx
  test   %edx,%edx
  je     L77
L91:
  mov    0xc(%rsp),%eax
L324:
  lea    -0x1(%rax),%ecx
  mov    %ecx,0x8(%rsp)
  test   %esi,%esi
  jne    L395
  mov    0x8(%rsp),%eax
  test   %eax,%eax
  je     L126
L116:
  mov    0x8(%rsp),%eax
L357:
  lea    -0x1(%rax),%r14d
  test   %esi,%esi
  jne    L63
  test   %r14d,%r14d
  je     L355
L144:
  mov    %r14d,%eax
L409:
  lea    -0x1(%rax),%r13d
  test   %esi,%esi
  jne    L59
  test   %r13d,%r13d
  je     L115
L109:
  mov    %r13d,%eax
L198:
  lea    -0x1(%rax),%edx
  test   %esi,%esi
  jne    L56
  test   %edx,%edx
  je     L219
L174:
  mov    %edx,%eax
L318:
  lea    -0x1(%rax),%r15d
  test   %esi,%esi
  jne    L342
  test   %r15d,%r15d
  je     L182
L251:
  mov    %r15d,%eax
L282:
  lea    -0x1(%rax),%r12d
  test   %esi,%esi
  jne    L67
  test   %r12d,%r12d
  je     L92
L143:
  mov    %r12d,%eax
L366:
  lea    -0x1(%rax),%ebp
  test   %esi,%esi
  jne    L387
  test   %ebp,%ebp
  je     L19
L60:
  mov    %ebp,%eax
L131:
  lea    -0x1(%rax),%ebx
  test   %esi,%esi
  jne    L266
  test   %ebx,%ebx
  je     L225
L261:
  mov    %ebx,%edi
  mov    %edx,0x4(%rsp)
  call   <Ackerman>
  mov    0x4(%rsp),%edx
  mov    %eax,%esi
  mov    %ebx,%eax
  sub    $0x1,%eax
  jne    L131
  add    $0x1,%esi
L269:
  mov    %ebp,%eax
  sub    $0x1,%eax
  jne    L366
  add    $0x1,%esi
L307:
  mov    %r12d,%eax
  sub    $0x1,%eax
  jne    L282
  add    $0x1,%esi
L230:
  mov    %r15d,%eax
  sub    $0x1,%eax
  jne    L318
  add    $0x1,%esi
L443:
  mov    %edx,%eax
  sub    $0x1,%eax
  jne    L198
  add    $0x1,%esi
L36:
  mov    %r13d,%eax
  sub    $0x1,%eax
  jne    L409
  add    $0x1,%esi
L74:
  mov    %r14d,%eax
  sub    $0x1,%eax
  jne    L357
  add    $0x1,%esi
L196:
  mov    0x8(%rsp),%eax
  sub    $0x1,%eax
  jne    L324
  add    $0x1,%esi
L326:
  mov    0xc(%rsp),%edi
  sub    $0x1,%edi
  jne    L17
  add    $0x18,%rsp
  lea    0x1(%rsi),%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nop
L19:
  mov    $0x2,%esi
  jmp    L307
  nopw   0x0(%rax,%rax,1)
L219:
  mov    $0x2,%esi
  jmp    L36
  nopw   0x0(%rax,%rax,1)
L225:
  mov    $0x2,%esi
  jmp    L269
  nopw   0x0(%rax,%rax,1)
L92:
  mov    $0x2,%esi
  jmp    L230
  nopw   0x0(%rax,%rax,1)
L182:
  mov    $0x2,%esi
  jmp    L443
  nopw   0x0(%rax,%rax,1)
L115:
  mov    $0x2,%esi
  jmp    L74
  nopw   0x0(%rax,%rax,1)
L355:
  mov    $0x2,%esi
  jmp    L196
  nopw   0x0(%rax,%rax,1)
L266:
  sub    $0x1,%esi
  mov    %eax,%ebx
  jmp    L261
  nopw   0x0(%rax,%rax,1)
L126:
  mov    $0x2,%esi
  jmp    L326
  nopw   0x0(%rax,%rax,1)
L387:
  sub    $0x1,%esi
  mov    %eax,%ebp
  jmp    L60
  nopw   0x0(%rax,%rax,1)
L77:
  add    $0x18,%rsp
  mov    $0x2,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L67:
  sub    $0x1,%esi
  mov    %eax,%r12d
  jmp    L143
  nopl   0x0(%rax,%rax,1)
L342:
  sub    $0x1,%esi
  mov    %eax,%r15d
  jmp    L251
  nopl   0x0(%rax,%rax,1)
L56:
  sub    $0x1,%esi
  mov    %eax,%edx
  jmp    L174
  nopw   0x0(%rax,%rax,1)
L59:
  sub    $0x1,%esi
  mov    %eax,%r13d
  jmp    L109
  nopl   0x0(%rax,%rax,1)
L63:
  sub    $0x1,%esi
  mov    %eax,%r14d
  jmp    L144
  nopl   0x0(%rax,%rax,1)
L314:
  lea    0x1(%rsi),%eax
  ret
  nopl   0x0(%rax)
L395:
  mov    %eax,0x8(%rsp)
  sub    $0x1,%esi
  jmp    L116
  nopl   0x0(%rax)
L296:
  mov    %edi,0xc(%rsp)
  sub    $0x1,%esi
  jmp    L91
```

assistant: ```c
int Ackerman(int m, int n) {
  if (m == 0)
    return n + 1;
  else if (n == 0)
    return Ackerman(m - 1, 1);
  else
    return Ackerman(m - 1, Ackerman(m, n - 1));
}
```