Compilare: user.cpp: In function ‘void Deplasare()’: user.cpp:25: warning: operation on ‘nr’ may be undefined user.cpp:30: warning: operation on ‘nr’ may be undefined user.cpp:35: warning: operation on ‘nr’ may be undefined user.cpp:40: warning: operation on ‘nr’ may be undefined user.cpp: In function ‘void citire()’: user.cpp:57: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result 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 ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result user.cpp:71: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:79: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result