Compilare: main.cpp: In function 'int main()': main.cpp:38:14: warning: unused variable 'j' [-Wunused-variable] 38 | ll n,m,i,j; | ^ main.cpp: In instantiation of 'T cmlsc(T&, T&) [with T = std::vector<long long int>]': main.cpp:43:25: required from here main.cpp:11:14: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | for(i=0;i<a.size();i++) | ~^~~~~~~~~ main.cpp:14:18: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 14 | for(j=0;j<b.size();j++) | ~^~~~~~~~~