Compilare: main.cpp: In function 'int main()': main.cpp:45:41: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 45 | for( int i = 0; subs.size() < n/2; i++) | ~~~~~~~~~~~~^~~~~ main.cpp:59:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(int i = 0; i < subs.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:63:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for(int i = 0; i < subs.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:68:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(int i = 0; i < vsubs.size(); i++) | ~~^~~~~~~~~~~~~~