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

```asm
<main>:
  endbr64
  push   %r15
  lea    D59(%rip),%rsi
  lea    D56(%rip),%rdi
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  lea    D21(%rip),%rbx
  sub    $0x78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  lea    0x14(%rsp),%r15
  lea    0x20(%rsp),%r13
  call   <fopen@plt>
  lea    D0(%rip),%rdi
  lea    0x30(%rsp),%r12
  mov    %rax,%rbp
  call   <puts@plt>
  lea    0x18(%rsp),%rax
  mov    %rax,(%rsp)
  lea    0x1c(%rsp),%rax
  mov    %rax,0x8(%rsp)
  jmp    L15
  nop
L72:
  add    %ecx,%eax
  cmp    %eax,%edx
  je     L4
  mov    %r12,%rdi
  xor    %esi,%esi
  call   <gettimeofday@plt>
  lea    D35(%rip),%rdi
  call   <puts@plt>
L21:
  lea    0x40(%rsp),%r14
  mov    %r13,%rsi
  mov    %r12,%rdi
  mov    %r14,%rdx
  call   <timersub@plt>
  lea    0x50(%rsp),%rsi
  mov    %r14,%rdi
  mov    %rsi,%rdx
  call   <timeradd@plt>
L15:
  mov    %r15,%rdx
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <fscanf@plt>
  mov    (%rsp),%rdx
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <fscanf@plt>
  mov    0x8(%rsp),%rdx
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <fscanf@plt>
  mov    0x14(%rsp),%ecx
  test   %ecx,%ecx
  je     L13
  mov    0x18(%rsp),%edx
  test   %edx,%edx
  je     L13
  mov    0x1c(%rsp),%eax
  test   %eax,%eax
  je     L13
  xor    %esi,%esi
  mov    %r13,%rdi
  call   <gettimeofday@plt>
  mov    0x14(%rsp),%eax
  mov    0x18(%rsp),%edx
  mov    0x1c(%rsp),%ecx
  imul   %eax,%eax
  imul   %edx,%edx
  imul   %ecx,%ecx
  mov    %eax,0x14(%rsp)
  lea    (%rax,%rdx,1),%esi
  mov    %edx,0x18(%rsp)
  mov    %ecx,0x1c(%rsp)
  cmp    %esi,%ecx
  je     L4
  lea    (%rdx,%rcx,1),%esi
  cmp    %esi,%eax
  jne    L72
L4:
  mov    %r12,%rdi
  xor    %esi,%esi
  call   <gettimeofday@plt>
  lea    D38(%rip),%rdi
  call   <puts@plt>
  jmp    L21
L13:
  mov    %rbp,%rdi
  call   <fclose@plt>
  mov    0x58(%rsp),%rdx
  mov    0x50(%rsp),%esi
  xor    %eax,%eax
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L46
  add    $0x78,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L46:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D59
datatype: string
name: unpack_data
arguments: data_tag: D56
datatype: string
name: unpack_data
arguments: data_tag: D21
datatype: string
name: unpack_data
arguments: data_tag: D0
datatype: string
name: unpack_data
arguments: data_tag: D35
datatype: string
name: unpack_data
arguments: data_tag: D38
datatype: string
name: unpack_data
arguments: data_tag: D1
datatype: string

tool: D59: r

tool: D56: triangleData.txt

tool: D21: %d

tool: D0: 


tool: D35: wrong

tool: D38: right

tool: D1: sec: %d	usec: %ld



assistant: ```c
int main() {
  int side1, side2, side3;
  struct timeval timeA;
  struct timeval timeB, timeC, timeD;
  FILE *f1;
  f1 = fopen("triangleData.txt", "r");
  printf("\n\n");
  while (1) {
    fscanf(f1, "%d", &side1);
    fscanf(f1, "%d", &side2);
    fscanf(f1, "%d", &side3);
    if (side1 == 0 || side2 == 0 || side3 == 0) {
      break;
    }
    gettimeofday(&timeA, NULL);
    side1 = side1 * side1;
    side2 = side2 * side2;
    side3 = side3 * side3;
    if (side1 + side2 == side3 || side2 + side3 == side1 || side1 + side3 == side2) {
      gettimeofday(&timeB, NULL);
      printf("right\n");
    } else {
      gettimeofday(&timeB, NULL);
      printf("wrong\n");
    }
    timersub(&timeB, &timeA, &timeC);
    timeradd(&timeC, &timeD, &timeD);
  }
  fclose(f1);
  int tvSec = timeD.tv_sec;
  long tvUSec = timeD.tv_usec;
  printf("sec: %d\tusec: %ld\n\n", tvSec, tvUSec);
  return 0;
}
```