Compilare: main.cpp: In function 'int main()': main.cpp:52:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 52 | if (C.size()!=nrmuchii+1){ | ~~~~~~~~^~~~~~~~~~~~ main.cpp:55:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for (i=0; i<C.size()-1; i++){ | ~^~~~~~~~~~~