Compilare: user.cpp: In function ‘int main()’: user.cpp:13: warning: format ‘%hi’ expects type ‘short int*’, but argument 2 has type ‘bool*’ user.cpp:22: warning: format ‘%hi’ expects type ‘short int*’, but argument 2 has type ‘bool*’ user.cpp:8: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:9: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:13: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:7: warning: ‘b’ may be used uninitialized in this function