Eroare de compilare: user.cpp:15:59: error: ‘int log2 [200210]’ redeclared as different kind of symbol int RMQ[NMax][LgMax], RE[2*NMax], niv[2*NMax], log2[2*NMax], first[NMax]; ^ In file included from /usr/include/features.h:357:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/os_defines.h:39, from /usr/include/i386-linux-gnu/c++/4.8/bits/c++config.h:420, from /usr/include/c++/4.8/iosfwd:38, from /usr/include/c++/4.8/ios:38, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:146:1: error: previous declaration of ‘double log2(double)’ __MATHCALL (log2,, (_Mdouble_ __x)); ^ user.cpp: In function ‘void DFS(int, int)’: user.cpp:22:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<G[nod].size(); i++) ^ user.cpp: In function ‘void rmq()’: user.cpp:35:23: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript if(i>1) log2[i]=log2[i/2]+1; ^ user.cpp:35:33: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript if(i>1) log2[i]=log2[i/2]+1; ^ user.cpp: In function ‘int LCA(int, int)’: user.cpp:50:22: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript int lg=log2[b-a+1]; ^