Compilare: main.cpp: In function 'std::vector<long long int> multip(std::vector<long long int>, long long int)': main.cpp:24:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<a.size(); i++){ ~^~~~~~~~~ main.cpp: In function 'std::vector<long long int> add(std::vector<long long int>, std::vector<long long int>)': main.cpp:38:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i>=a.size()){ ~^~~~~~~~~~ main.cpp:42:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i>=b.size()){ ~^~~~~~~~~~ main.cpp: In function 'int32_t main()': main.cpp:76:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<sum1.size(); i++){cout<<sum1[i];}cout<<"\n"; ~^~~~~~~~~~~~ main.cpp:79:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] }for(int i=0; i<sum2.size(); i++){cout<<sum2[i];}cout<<"\n"; ~^~~~~~~~~~~~