user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %r15
  lea    D9(%rip),%rsi
  lea    D16(%rip),%rdi
  push   %r14
  lea    D38(%rip),%r15
  push   %r13
  lea    D19(%rip),%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xb8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0xa8(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  lea    D0(%rip),%rsi
  lea    D7(%rip),%rdi
  mov    %rax,%rbp
  call   <fopen@plt>
  lea    0x14(%rsp),%rcx
  mov    %r15,%rsi
  mov    %rbp,%rdi
  mov    %rax,0x8(%rsp)
  lea    0x10(%rsp),%rdx
  xor    %eax,%eax
  call   <fscanf@plt>
  mov    0x14(%rsp),%edx
  mov    0x10(%rsp),%esi
  lea    D51(%rip),%rdi
  call   <printf@plt>
  mov    0x10(%rsp),%edx
  test   %edx,%edx
  jle    L43
  mov    $0x1,%ebx
  lea    0x18(%rsp),%r12
  nopl   0x0(%rax)
L18:
  mov    %r12,%rdx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <fscanf@plt>
  movslq 0x18(%rsp),%rax
  mov    %ebx,0x20(%rsp,%rax,4)
  add    $0x1,%ebx
  cmp    %ebx,0x10(%rsp)
  jge    L18
L43:
  mov    0x14(%rsp),%eax
  test   %eax,%eax
  jle    L3
  mov    $0x1,%r14d
  lea    0x18(%rsp),%r12
  lea    0x1c(%rsp),%rbx
  nopw   0x0(%rax,%rax,1)
L65:
  mov    %rbx,%rcx
  mov    %r12,%rdx
  mov    %r15,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  add    $0x1,%r14d
  call   <fscanf@plt>
  movslq 0x1c(%rsp),%rdx
  movslq 0x18(%rsp),%rax
  mov    0x20(%rsp,%rdx,4),%ecx
  mov    0x20(%rsp,%rax,4),%esi
  mov    %esi,0x20(%rsp,%rdx,4)
  mov    %ecx,0x20(%rsp,%rax,4)
  cmp    %r14d,0x14(%rsp)
  jge    L65
L3:
  cmpl   $0x1,0x20(%rsp)
  je     L74
  mov    $0x1,%eax
  lea    0x20(%rsp),%rcx
  nopl   0x0(%rax)
L16:
  mov    %eax,%edx
  add    $0x1,%rax
  cmpl   $0x1,-0x4(%rcx,%rax,4)
  jne    L16
L64:
  mov    0x8(%rsp),%rbx
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <fprintf@plt>
  mov    %rbp,%rdi
  call   <fclose@plt>
  mov    %rbx,%rdi
  call   <fclose@plt>
  mov    0xa8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L79
  add    $0xb8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L74:
  xor    %edx,%edx
  jmp    L64
L79:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D9
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D16
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D38
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D19
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D0
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D7
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D51
type_infered: string

tool: D9: r

tool: D16: input.txt

tool: D38: %d %d

tool: D19: %d

tool: D0: w

tool: D7: output.txt

tool: D51: %d %d


assistant: ```c
int main() {
  FILE *in, *out;
  in = fopen("input.txt", "r");
  out = fopen("output.txt", "w");
  int i, N, M, gara[31], x, y, temp;
  fscanf(in, "%d %d", &N, &M);
  printf("%d %d\n", N, M);
  for (i = 1; i <= N; i++) {
    fscanf(in, "%d", &x);
    gara[x] = i;
  }
  for (i = 1; i <= M; i++) {
    fscanf(in, "%d %d", &x, &y);
    temp = gara[y];
    gara[y] = gara[x];
    gara[x] = temp;
  }
  i = 0;
  while (gara[i] != 1)
    i++;
  fprintf(out, "%d", i);
  fclose(in);
  fclose(out);
}
```