Compilare: main.cpp: In member function 'SuffixArray::sstring SuffixArray::add_string(std::string)': main.cpp:43:44: warning: narrowing conversion of 's.std::__cxx11::basic_string<char>::length()' from 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 43 | sstring newstr = {this, n, s.length()}; | ~~~~~~~~^~ main.cpp: In member function 'void SuffixArray::compute()': main.cpp:59:30: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 59 | int len = 1 << j - 1; | ~~^~~ main.cpp: In function 'int main()': main.cpp:87:9: warning: unused variable 'n' [-Wunused-variable] 87 | int n = s.length(); | ^ main.cpp:89:10: warning: variable 'ss' set but not used [-Wunused-but-set-variable] 89 | auto ss = S.add_string(s); | ^~