Compilare: user.cpp: In function 'int main()': user.cpp:25: warning: format '%lld' expects type 'long long int*', but argument 2 has type 'int*' user.cpp:25: warning: format '%lld' expects type 'long long int*', but argument 3 has type 'int*' /tmp/ccwKTSlo.o: In function `main': user.cpp:(.text+0xfb): warning: the `gets' function is dangerous and should not be used.