Eroare de compilare: user.cpp:5:44: error: ‘int div’ redeclared as different kind of symbol int t, n, b[300005], f[300005], a[300005], div,ok, sol[300005], f2[300005]; ^~~ 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:5417, 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/istream:38, from /usr/include/c++/6/fstream:38, from user.cpp:1: /usr/include/stdlib.h:788:14: note: previous declaration ‘div_t div(int, int)’ extern div_t div (int __numer, int __denom) ^~~ user.cpp: In function ‘void solve()’: user.cpp:28:21: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator*’ sol[i]*=div; ^~~ user.cpp:28:21: error: in evaluation of ‘operator*=(int, <unresolved overloaded function type>)’ user.cpp: In function ‘int main()’: user.cpp:40:13: error: overloaded function with no contextual type information div=2; ok2=1; ^ user.cpp:48:27: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator%’ while(b[i]%div==0) {f[i]++; b[i]/=div;} ~~~~^~~~ user.cpp:48:51: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator/’ while(b[i]%div==0) {f[i]++; b[i]/=div;} ^~~ user.cpp:48:51: error: in evaluation of ‘operator/=(int, <unresolved overloaded function type>)’ user.cpp:53:16: error: no post-increment operator for type div++; ^~