Eroare de compilare: user.cpp:16:31: error: ‘int log’ redeclared as different kind of symbol int t,i,j,x,y,d,st,dr,vst,vdr,log; ^ 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 dfs(int, int)’: user.cpp:23:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<Lista[nc].size();i++){ ^ user.cpp: In function ‘int main()’: user.cpp:71:12: error: overloaded function with no contextual type information log=lg[dr-st+1]; ^ user.cpp:72:18: error: invalid types ‘int [18][64002][<unresolved overloaded function type>]’ for array subscript vst=m[log][st]; ^ user.cpp:73:18: error: invalid types ‘int [18][64002][<unresolved overloaded function type>]’ for array subscript vdr=m[log][dr-p2[log]+1]; ^ user.cpp:73:29: error: invalid types ‘int [20][<unresolved overloaded function type>]’ for array subscript vdr=m[log][dr-p2[log]+1]; ^