Compilare: user.cpp: In function ‘void euler(short int)’: user.cpp:22:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(poz[Nod] < Graph[Nod].size()){ ^ user.cpp: In function ‘short int Find_Hash(short int)’: user.cpp:37:51: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(short int i = 0; i < Hash[Val % Mod].size(); ++i) ^ user.cpp: In function ‘short int Find_Hash2(short int)’: user.cpp:44:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(short int i = 0; i < Hash2[Val % Mod].size(); ++i) ^ user.cpp: In function ‘int main()’: user.cpp:53:19: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf("%d", &n); ^ user.cpp:51:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("domino.in", "r", stdin); ^ user.cpp:52:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("domino.out", "w", stdout); ^ user.cpp:53:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:56:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%hd %hd", &X, &Y); ^