Compilare: main.cpp: In function 'int main()': main.cpp:56:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 56 | if (C.size()!=nrmuchii+1) | ~~~~~~~~^~~~~~~~~~~~ main.cpp:61:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for (i=0; i<C.size()-1; i++) | ~^~~~~~~~~~~