Compilare: main.cpp: In function 'void make_hashes(std::string)': main.cpp:34:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for(int i = 0; i < s.size(); i++) | ~~^~~~~~~~~~ main.cpp: In function 'bool verify(std::string)': main.cpp:55:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(int i = 0; i < s.size(); i++) | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:90:39: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::vector<int>' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] 90 | memset(Hash , 0 , sizeof(Hash)); | ^ In file included from /usr/include/c++/10/vector:67, from main.cpp:3: /usr/include/c++/10/bits/stl_vector.h:389:11: note: 'class std::vector<int>' declared here 389 | class vector : protected _Vector_base<_Tp, _Alloc> | ^~~~~~