Compilare: main.cpp: In function 'bool cauta(long long int)': main.cpp:16:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < hashh[cod].size(); i++) ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:47:37: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[22]' [-Wformat=] while (scanf("%s", &cuvinte[nr_cuv]) == 1) { ^ main.cpp:23:32: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("abc2.in", "r", stdin); ^ main.cpp:24:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("abc2.out", "w", stdout); ^ main.cpp:26:30: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fgets(text, 10000002, stdin); ^