Eroare de compilare: user.cpp: In function ‘int verif(int)’: user.cpp:14:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[ x[mid]%MOD ].size();i++){ ^ user.cpp: In function ‘int main()’: user.cpp:32:9: error: reference to ‘hash’ is ambiguous hash=0; ^ user.cpp:9:5: note: candidates are: int hash int hash,L,n,m,i,f[10005],x[2005],minim,X,k; ^ In file included from /usr/include/c++/4.8/bits/basic_string.h:3033:0, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^ user.cpp:35:13: error: reference to ‘hash’ is ambiguous hash=(hash*P+s[i][j])%MOD; ^ user.cpp:9:5: note: candidates are: int hash int hash,L,n,m,i,f[10005],x[2005],minim,X,k; ^ In file included from /usr/include/c++/4.8/bits/basic_string.h:3033:0, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash struct hash; ^ user.cpp:35:19: error: reference to ‘hash’ is ambiguous hash=(hash*P+s[i][j])%MOD; ^ user.cpp:9:5: note: candidates are: int hash int hash,L,n,m,i,f[10005],x[2005],minim,X,k; ^ In file included from /usr/include/c++/4.8/bits/basic_string.h:3033:0, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42,