Eroare de compilare: user.cpp:11:16: error: ‘std::map<int, int> exp’ redeclared as different kind of symbol map <int, int> exp; ^ In file included from /usr/include/features.h:346:0, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/os_defines.h:39, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/c++config.h:420, from /usr/local/include/c++/4.8.0/utility:68, from /usr/local/include/c++/4.8.0/algorithm:60, from user.cpp:1: /usr/include/bits/mathcalls.h:101:1: error: previous declaration of ‘double exp(double)’ __MATHCALL (exp,, (_Mdouble_ __x)); ^ user.cpp: In function ‘int main()’: user.cpp:37:9: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript exp[x] = i; ^ user.cpp:43:13: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript if (exp[e] != 0) { ^ user.cpp:44:28: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript out << 1000 * i + exp[e] << "\n"; ^ user.cpp:48:6: error: ‘std::exp’ does not have class type exp.clear(); ^