Compilare: user.cpp: In function ‘int main()’: user.cpp:47: warning: division by zero user.cpp:46: warning: unused variable ‘min’ user.cpp:46: warning: unused variable ‘mval’ user.cpp:28: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:31: warning: ‘lii’ may be used uninitialized in this function user.cpp:31: warning: ‘lsi’ may be used uninitialized in this function