Compilare: user.cpp: In function ‘void inserare(int)’: user.cpp:13:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( i = 0; i < v[sertar].size() && ok == 0; i++ ) { ^ user.cpp: In function ‘void stergere(int)’: user.cpp:25:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( i = 0; i < v[sertar].size() && ok == 0; i++ ) { ^ user.cpp: In function ‘int main()’: user.cpp:46:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &n ); ^ user.cpp:48:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d", &ver, &nr ); ^