/in/ex2.c: In function 'main':
/in/ex2.c:23:19: error: format '%i' expects argument of type 'int', but argument 3 has type 'double' [-Werror=format=]
      printf("%.3f%i\n",result,result);
                  ~^
                  %f
/in/ex2.c:27:15: error: format '%d' expects argument of type 'int', but argument 2 has type 'double' [-Werror=format=]
      printf("%d\n",result);
              ~^
              %f
cc1: all warnings being treated as errors