text: int f() {
  	int i, sum = 0, e, f;
  	int a[9] = {5,-2,3, 0, 6, 9, 12, 20, 7};
  	for (i = 0; i < 9; i++) {
  		sum = sum + a[i];
  		if (a[i] > 0)
  		{
  		e += a[i];
  	}
  		if (a[i] < 0)
  		{
  			f += a[i];
  		}
  	}
  	return sum;
  }
  