Compilare: user.cpp: In function ‘int main()’: user.cpp:29:51: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=] fscanf(f1, "%I64d%d", &v[i].p, &v[i].f); ^ user.cpp:47:29: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(f2, "%I64d", dif); ^ user.cpp:23:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%d%d", &n, &pmax); ^ user.cpp:29:52: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%I64d%d", &v[i].p, &v[i].f); ^