Compilare: main.cpp: In function 'std::vector<int> sort2(std::vector<int>, std::vector<int>)': main.cpp:56:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 56 | while(left.size() > li && right.size() > ri){ | ~~~~~~~~~~~~^~~~ main.cpp:56:44: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 56 | while(left.size() > li && right.size() > ri){ | ~~~~~~~~~~~~~^~~~ main.cpp:66:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for(int i=li; i<left.size(); i++){ | ~^~~~~~~~~~~~ main.cpp:69:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 69 | for(int i=ri; i<right.size(); i++){ | ~^~~~~~~~~~~~~ main.cpp: In function 'std::vector<int> sortare(std::vector<int>)': main.cpp:82:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | for(int i=0; i<Vector.size()/2; i++){ | ~^~~~~~~~~~~~~~~~ main.cpp:85:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 85 | for(int i=Vector.size()/2; i<Vector.size(); i++){ | ~^~~~~~~~~~~~~~ main.cpp:78:9: warning: unused variable 'mid' [-Wunused-variable] 78 | int mid = Vector.size()/2; | ^~~