Eroare de compilare: user.cpp:11:9: error: ‘int index’ redeclared as different kind of symbol int n,m,index=0; ^ In file included from /usr/include/c++/4.8/cstring:42:0, from user.cpp:5: /usr/include/string.h:482:1: error: previous declaration of ‘const char* index(const char*, int)’ index (__const char *__s, int __c) __THROW ^ user.cpp: In function ‘void DFS(int, int)’: user.cpp:16:10: error: no post-increment operator for type index++; ^ user.cpp:17:16: error: invalid types ‘int [200010][<unresolved overloaded function type>]’ for array subscript euler[index]=node; ^ user.cpp:18:27: error: cannot resolve overloaded function ‘index’ based on conversion to type ‘int’ first[node]=last[node]=index; ^ user.cpp:20:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<g[node].size();i++) ^ user.cpp:23:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==g[node].size()-1) ^ user.cpp:28:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=start;i<g[node].size();i++) ^ user.cpp:31:18: error: no post-increment operator for type index++; ^ user.cpp:32:24: error: invalid types ‘int [200010][<unresolved overloaded function type>]’ for array subscript euler[index]=node; ^ user.cpp:33:23: error: cannot resolve overloaded function ‘index’ based on conversion to type ‘int’ last[node]=index; ^ user.cpp:38:18: error: no post-increment operator for type index++; ^ user.cpp:39:24: error: invalid types ‘int [200010][<unresolved overloaded function type>]’ for array subscript euler[index]=node; ^ user.cpp:40:23: error: cannot resolve overloaded function ‘index’ based on conversion to type ‘int’ last[node]=index; ^ user.cpp: In function ‘void DynamicProgramming(int)’: user.cpp:46:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<g[node].size();i++) ^ user.cpp: In function ‘int main()’: