Compilare: user.c: In function ‘main’: user.c:12:5: warning: format ‘%lu’ expects argument of type ‘long unsigned int *’, but argument 3 has type ‘long long int *’ [-Wformat=] fscanf(f,"%lu %lu %u",&a,&b,&c); ^ user.c:12:5: warning: format ‘%lu’ expects argument of type ‘long unsigned int *’, but argument 4 has type ‘long long int *’ [-Wformat=] user.c:13:5: warning: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(g,"%lu",putere(a,b)%c); ^ user.c:12:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lu %lu %u",&a,&b,&c); ^