Compilare: user.cpp: In function ‘void read()’: user.cpp:11: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘long long int*’ user.cpp:10: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:11: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void solve()’: user.cpp:15: warning: unused variable ‘new_nrd’ user.cpp:15: warning: unused variable ‘Y’ user.cpp:15: warning: unused variable ‘A’ user.cpp:15: warning: unused variable ‘C’ user.cpp: In function ‘void print()’: user.cpp:48: warning: format ‘%d’ expects type ‘int’, but argument 2 has type ‘long long int’ user.cpp:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result