Compilare: user.cpp:13: warning: ‘typedef’ was ignored in this declaration user.cpp: In function ‘void Insert(long long int, int)’: user.cpp:24: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:123: warning: comparison between signed and unsigned integer expressions 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:66: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result user.cpp:97: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result