Compilare: user.cpp: In function ‘int main()’: user.cpp:63:15: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[100]’ [-Wformat=] scanf("%s",&s); ^ user.cpp:72:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] else c[s[i]]=true; ^ user.cpp:57:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numere7.in","r",stdin); ^ user.cpp:58:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numere7.out","w",stdout); ^ user.cpp:62:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld",&n); ^ user.cpp:63:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^