Compilare: main.cpp: In function 'int main()': main.cpp:51:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 51 | if (c.size()-1!=m) | ~~~~~~~~~~^~~ main.cpp:54:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 54 | for (int i=0;i<c.size()-1;i++) | ~^~~~~~~~~~~