Eroare de compilare: user.cpp:14:16: error: ‘int log2 [200010]’ redeclared as different kind of symbol int log2[200010]; ^ 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/iosfwd:38, from /usr/local/include/c++/4.8.0/ios:38, from /usr/local/include/c++/4.8.0/istream:38, from /usr/local/include/c++/4.8.0/fstream:38, from user.cpp:1: /usr/include/bits/mathcalls.h:145:1: error: previous declaration of ‘double log2(double)’ __MATHCALL (log2,, (_Mdouble_ __x)); ^ user.cpp: In function ‘void pre_log()’: user.cpp:19:11: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log2[1]=0; ^ user.cpp:21:14: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log2[i]=log2[i/2]+1; ^ user.cpp:21:24: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log2[i]=log2[i/2]+1; ^ user.cpp: In function ‘void precalc()’: user.cpp:27:20: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript int ln=log2[aux],j; ^ user.cpp:32:13: error: ‘j’ was not declared in this scope for(j=1;j<=aux;j++) ^ user.cpp: In function ‘int main()’: user.cpp:92:22: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript ln=log2[b-a+1]; ^