Eroare de compilare: user.cpp:22:26: error: ‘int index’ redeclared as different kind of symbol int val = 0, prime = 61, index = 1; ^ In file included from /usr/include/c++/4.8/cstring:42:0, from user.cpp:6: /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 ‘int hash_cal(std::string)’: user.cpp:25:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < p.size(); i++) ^ user.cpp:27:34: error: invalid operands of types ‘<unresolved overloaded function type>’ and ‘int’ to binary ‘operator*’ val += index * (p[i] - 52); ^ user.cpp:28:15: error: overloaded function with no contextual type information index *= prime; ^ user.cpp: In function ‘void recalc_hash(std::string, std::vector<int>&, int)’: user.cpp:42:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = indexx + 1; i < p.size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:58:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < x.size(); i++) ^ user.cpp:62:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < y.size(); i++) ^