Compilare: user.cpp: In function ‘int main()’: user.cpp:24: warning: format ‘%d’ expects type ‘int*’, but argument 3 has type ‘bool*’ user.cpp:16: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:17: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:11: warning: ‘cr_high_start’ may be used uninitialized in this function user.cpp:12: warning: ‘cr_low_start’ may be used uninitialized in this function user.cpp:13: warning: ‘show_high_start’ may be used uninitialized in this function user.cpp:13: warning: ‘show_high_end’ may be used uninitialized in this function user.cpp:14: warning: ‘show_low_start’ may be used uninitialized in this function user.cpp:14: warning: ‘show_low_end’ may be used uninitialized in this function