Eroare de compilare: user.cpp:17:85: error: ‘int log [100010]’ redeclared as different kind of symbol int depth[maxn],poz[maxn],E[2*maxn],rmq[19][2*maxn],mark1[maxm],mark0[maxm],log[maxn]; ^ 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:110:1: error: previous declaration of ‘double log(double)’ __MATHCALL (log,, (_Mdouble_ __x)); ^ user.cpp: In function ‘void probe_dfs(int, int, int)’: user.cpp:28:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<G[x].size(); ++i) ^ user.cpp:37:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<T[x].size(); ++i) ^ user.cpp: In function ‘int LCA(int, int)’: user.cpp:72:22: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript int d = log[y-x+1]; ^ user.cpp: In function ‘void real_dfs(int, int)’: user.cpp:81:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<G[x].size(); ++i) ^ user.cpp:91:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<G[f].size(); ++i) ^ user.cpp:109:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<T[x].size(); ++i) ^ user.cpp:118:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<G[x].size(); ++i) ^ user.cpp:128:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<G[f].size(); ++i) ^ user.cpp: In function ‘int main()’: user.cpp:143:10: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[1] = 0; ^ user.cpp:146:14: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[i] = log[i/2]+1; ^ user.cpp:146:25: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[i] = log[i/2]+1;