Compilare: user.cpp: In function ‘void citire()’: user.cpp:20: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void afisare()’: user.cpp:103: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘void fill(int, int)’: user.cpp:42: warning: ‘liber.punct::y’ may be used uninitialized in this function user.cpp:42: warning: ‘liber.punct::x’ may be used uninitialized in this function