Eroare de compilare: user.cpp:10:17: error: ‘int index’ redeclared as different kind of symbol int n,frecv[26],index,ans,viz[26]; ^ In file included from user.cpp:3:0: /usr/include/string.h:477:1: note: previous declaration ‘const char* index(const char*, int)’ index (const char *__s, int __c) __THROW ^ user.cpp: In function ‘int grup(int)’: user.cpp:14:14: error: no post-increment operator for type index++; ^ user.cpp:16:34: error: invalid operands of types ‘int’ and ‘<unresolved overloaded function type>’ to binary ‘operator!=’ if(viz[sir[j]-'a']!= index){ ^ user.cpp:17:32: error: cannot resolve overloaded function ‘index’ based on conversion to type ‘int’ viz[sir[j]-'a']= index; ^