Compilare: user.cpp: In function ‘int main()’: user.cpp:46:30: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=] fscanf(in, "%I64d %d",&n,&k); ^ user.cpp:58:24: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(out, "%d\n",s); ^ user.cpp:44:9: warning: unused variable ‘ok’ [-Wunused-variable] int k,ok=1; ^