Compilare: user.cpp: In function ‘void Deplasare()’: user.cpp:26: warning: operation on ‘nr’ may be undefined user.cpp:31: warning: operation on ‘nr’ may be undefined user.cpp:36: warning: operation on ‘nr’ may be undefined user.cpp:41: warning: operation on ‘nr’ may be undefined user.cpp: In function ‘void citire()’: user.cpp:55: warning: unused variable ‘a’ user.cpp:58: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:59: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:60: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result user.cpp:70: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result