Compilare: user.cpp: In function ‘void SearchVasile(int)’: user.cpp:21:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<hash_vasile[h].size(); i++){ ^ user.cpp: In function ‘int main()’: user.cpp:37:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &m); ^ user.cpp:38:50: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d%d%d", &a, &b, &c, &d, &e); ^ user.cpp:43:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &melodie_vasile); ^