Eroare de compilare: main.cpp:10:9: error: 'int div []' redeclared as different kind of symbol int div[]={2, 3, 7, 11, 19, 23, 37}; ^ In file included from /usr/include/c++/6/cstdlib:75:0, from /usr/include/c++/6/ext/string_conversions.h:41, from /usr/include/c++/6/bits/basic_string.h:5420, from /usr/include/c++/6/string:52, from /usr/include/c++/6/bits/locale_classes.h:40, from /usr/include/c++/6/bits/ios_base.h:41, from /usr/include/c++/6/ios:42, from /usr/include/c++/6/ostream:38, from /usr/include/c++/6/iostream:39, from main.cpp:1: /usr/include/stdlib.h:788:14: note: previous declaration 'div_t div(int, int)' extern div_t div (int __numer, int __denom) ^~~ main.cpp: In function 'int main()': main.cpp:25:14: error: invalid types '<unresolved overloaded function type>[int]' for array subscript if(x%div[j]==0) mask^=(1<<j); ^ Non zero exit status: 1