Compilare: main.cpp: In function 'int main()': main.cpp:105:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<vai>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | for (int l = 0; l < s.size(); l++) | ~~^~~~~~~~~~ main.cpp: In function 'int peunde(int, int, int)': main.cpp:52:1: warning: control reaches end of non-void function [-Wreturn-type] 52 | } | ^