Compilare: user.cpp: In function ‘int main()’: user.cpp:8:28: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long int*’ [-Wformat=] fscanf(f1, "%d%d",&a,&b); ^ user.cpp:8:28: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘long int*’ [-Wformat=] user.cpp:19:25: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(f2, "%d", nr); ^