user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %r15
  lea    D68(%rip),%rsi
  lea    D22(%rip),%rdi
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  lea    D44(%rip),%rsi
  lea    D36(%rip),%rdi
  mov    %rax,%rbp
  call   <fopen@plt>
  lea    0x14(%rsp),%rdx
  lea    D26(%rip),%rsi
  mov    %rbp,%rdi
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <fscanf@plt>
  mov    0x14(%rsp),%eax
  lea    0x0(,%rax,4),%edi
  call   <malloc@plt>
  mov    %rax,%r12
  mov    0x14(%rsp),%eax
  lea    0x0(,%rax,4),%edi
  call   <malloc@plt>
  mov    0x14(%rsp),%r9d
  mov    %rax,(%rsp)
  test   %r9d,%r9d
  jle    L53
  sub    %r12,%rax
  mov    %r12,%rbx
  lea    D17(%rip),%r15
  xor    %r14d,%r14d
  mov    %rax,%r13
  nopw   0x0(%rax,%rax,1)
L67:
  lea    0x0(%r13,%rbx,1),%rcx
  mov    %rbx,%rdx
  mov    %r15,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  add    $0x1,%r14d
  add    $0x4,%rbx
  call   <fscanf@plt>
  mov    0x14(%rsp),%r9d
  cmp    %r14d,%r9d
  jg     L67
L53:
  mov    (%rsp),%rbx
  mov    %r9d,%edx
  mov    %r12,%rdi
  mov    %rbx,%rsi
  call   <sorter@plt>
  mov    (%rbx),%edx
  mov    (%r12),%r10d
  mov    0x14(%rsp),%ecx
  mov    %edx,%r8d
  sub    %r10d,%r8d
  cmp    $0x1,%ecx
  jle    L4
  sub    $0x2,%ecx
  lea    0x4(%r12),%rax
  xor    %r9d,%r9d
  sub    %r12,%rbx
  lea    0x8(%r12,%rcx,4),%r11
  jmp    L46
  nopw   0x0(%rax,%rax,1)
L62:
  cmp    %edx,%esi
  jl     L23
  mov    %esi,%edx
  sub    %r10d,%edx
  cmp    %edx,%r8d
  cmovl  %edx,%r8d
  mov    %esi,%edx
L23:
  add    $0x4,%rax
  cmp    %rax,%r11
  je     L48
L46:
  mov    (%rax),%ecx
  mov    (%rbx,%rax,1),%esi
  cmp    %edx,%ecx
  jle    L62
  mov    %edx,%edi
  sub    %r10d,%edi
  mov    %ecx,%r10d
  cmp    %edi,%r8d
  cmovl  %edi,%r8d
  mov    %ecx,%edi
  sub    %edx,%edi
  mov    %esi,%edx
  cmp    %edi,%r9d
  cmovl  %edi,%r9d
  add    $0x4,%rax
  cmp    %rax,%r11
  jne    L46
L48:
  mov    0x8(%rsp),%rdi
  mov    %r9d,%ecx
  mov    %r8d,%edx
  lea    D34(%rip),%rsi
  call   <fprintf@plt>
  xor    %edi,%edi
  call   <exit@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L93
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L4:
  xor    %r9d,%r9d
  jmp    L48
L93:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D68
datatype: string
name: read_data
arguments: data_tag: D22
datatype: string
name: read_data
arguments: data_tag: D44
datatype: string
name: read_data
arguments: data_tag: D36
datatype: string
name: read_data
arguments: data_tag: D26
datatype: string
name: read_data
arguments: data_tag: D17
datatype: string
name: read_data
arguments: data_tag: D34
datatype: string

tool: D68: r

tool: D22: milk2.in

tool: D44: w

tool: D36: milk2.out

tool: D26: %d

tool: D17: %d %d

tool: D34: %d %d


assistant: ```c
main() {
  FILE *fin = fopen("milk2.in", "r");
  FILE *fout = fopen("milk2.out", "w");
  int n, i, start, end, milk, stop = 0;
  int *bone1;
  int *bone2;
  fscanf(fin, "%d", &n);
  bone1 = (int *)malloc(sizeof(int) * n);
  bone2 = (int *)malloc(sizeof(int) * n);
  for (i = 0; i < n; ++i) {
    fscanf(fin, "%d %d", &bone1[i], &bone2[i]);
  }
  sorter(bone1, bone2, n);
  start = bone1[0];
  end = bone2[0];
  milk = end - start;
  for (i = 1; i < n; ++i) {
    if (bone1[i] <= end && end <= bone2[i]) {
      end = bone2[i];
      if (end - start > milk)
        milk = end - start;
    }
    if (bone1[i] > end) {
      if (end - start > milk)
        milk = end - start;
      if (bone1[i] - end > stop)
        stop = bone1[i] - end;
      start = bone1[i];
      end = bone2[i];
    }
  }
  fprintf(fout, "%d %d\n", milk, stop);
  exit(0);
}
```