Compilare: main.cpp: In function 'void suffix_array()': main.cpp:39:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | for(int i=0;i<s.size();i++) | ~^~~~~~~~~ main.cpp:51:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(int i=0;i<s.size();i++) | ~^~~~~~~~~ main.cpp:60:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<date>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for(int i=0;i<v.size();i++) | ~^~~~~~~~~ main.cpp: In function 'int main()': main.cpp:78:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 78 | for(int i=0;i<sa.size();i++) | ~^~~~~~~~~~