Compilare: user.cpp: In function ‘int main()’: user.cpp:36:43: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘__gnu_cxx::__enable_if<true, double>::__type {aka double}’ [-Wformat=] else fprintf(fout, "%lld D\n", abs(suma)); ^ user.cpp:39:41: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘__gnu_cxx::__enable_if<true, double>::__type {aka double}’ [-Wformat=] else fprintf(fout, "%lld D", abs(suma)); ^ user.cpp:19:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.cpp:20:76: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i = 1; i <= n; i++)fscanf(fin, "%d %c", &vase[i].volum, &vase[i].dir); ^ user.cpp:21:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, " %d", &color); ^