Eroare de compilare: user.cpp:12:81: error: ‘int log [200100]’ redeclared as different kind of symbol int PE[200100],nivel[100010],ind[100010],n,m,i,j,k,nr,rmq[200100][20],log[200100],doi[20]; ^ 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 euler(int)’: user.cpp:18:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<v[x].size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:37:10: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[1]=0; ^ user.cpp:39:14: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[i]=log[i/2]+1; ^ user.cpp:39:23: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript log[i]=log[i/2]+1; ^ user.cpp:45:28: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript for (int k=1; k<=log[nr]; k++) ^ user.cpp:61:24: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript int d=log[b-a+1]; ^