Compilare: main.cpp: In function 'secventa unite(secventa, secventa)': main.cpp:26:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for(int i=0;i<y.a.size();i++) | ~^~~~~~~~~~~ main.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(int i=0;i<rez.a.size();i++) | ~^~~~~~~~~~~~~ main.cpp:35:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for(int i=0;i<y.a.size();i++) | ~^~~~~~~~~~~ main.cpp:46:1: warning: no return statement in function returning non-void [-Wreturn-type] 46 | } | ^