Eroare de compilare: user.cpp: In function ‘void build_z(int)’: user.cpp:8:15: error: declaration of ‘const int n’ shadows a parameter const int n = str.size(); ^ user.cpp:8:23: error: request for member ‘size’ in ‘str’, which is of non-class type ‘char [4000010]’ const int n = str.size(); ^ user.cpp:11:25: error: request for member ‘size’ in ‘str’, which is of non-class type ‘char [4000010]’ while(i+j < str.size() && str[i+j] == str[j]) ++j; ^ user.cpp:14:12: error: return-statement with a value, in function returning 'void' [-fpermissive] return z; } ^ user.cpp: In function ‘void build_z(int)’: user.cpp:16:6: error: redefinition of ‘void build_z(int)’ void build_z(const int n){ ^ user.cpp:7:6: error: ‘void build_z(int)’ previously defined here void build_z(const int n){ ^