Compilare: user.cpp: In function ‘int main()’: user.cpp:40:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!Max[Div[i]]) Max[Div[i]]=i; ^ user.cpp:40:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!Max[Div[i]]) Max[Div[i]]=i; ^ user.cpp:29:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("divprim.in","r",stdin); ^ user.cpp:30:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("divprim.out","w",stdout); ^ user.cpp:43:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&n); ^ user.cpp: In function ‘char GetChar()’: user.cpp:9:35: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buf,1,BUF_MAX,stdin); ^