Eroare de compilare: user.cpp:11:67: error: ‘int log [100005]’ redeclared as different kind of symbol int a[200005],use[100005],pos[100005],rmq[200005][19],log[100005],niv[100005],lca[100005],nx[100005],ny[100005],del[100005]; ^ 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/iostream: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 DFS(int)’: user.cpp:17:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[x].size();i++) ^ user.cpp:13:10: warning: unused variable ‘j’ [-Wunused-variable] { int i,j; ^ user.cpp: In function ‘void DFS2(int)’: user.cpp:31:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[x].size();i++) ^ user.cpp:26:10: warning: unused variable ‘j’ [-Wunused-variable] { int i,j; ^ user.cpp: In function ‘void RMQ()’: user.cpp:42:11: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[i]=log[i/2]+1; ^ user.cpp:42:20: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[i]=log[i/2]+1; ^ user.cpp:47:20: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for(i=1;i<=log[k];i++) ^ user.cpp: In function ‘int Ans(int, int)’: user.cpp:53:67: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript { int px=min(pos[x],pos[y]),py=max(pos[x],pos[y]),len=log[py-px+1]; ^