Compilare: main.cpp: In function 'std::vector<int> adunare(Nrmari&, Nrmari&)': main.cpp:50:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for(int i = 0; i < ans.v.size(); i++) { | ~~^~~~~~~~~~~~~~ main.cpp:51:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | if(i < a.v.size()) | ~~^~~~~~~~~~~~ main.cpp:53:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | if(i < b.v.size()) | ~~^~~~~~~~~~~~ main.cpp: In function 'std::vector<int> scadere(Nrmari&, Nrmari&)': main.cpp:68:22: 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 < ans.v.size(); i++) { | ~~^~~~~~~~~~~~~~ main.cpp:70:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | if(i < b.v.size()) | ~~^~~~~~~~~~~~ main.cpp: In function 'std::vector<int> inmultire(Nrmari&, Nrmari&)': main.cpp:83:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for(int i = 0; i < a.v.size(); i++) { | ~~^~~~~~~~~~~~ main.cpp:84:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int j = 0; j < b.v.size(); j++) { | ~~^~~~~~~~~~~~ main.cpp:89:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 89 | for(int i = 0; i < ans.v.size(); i++) { | ~~^~~~~~~~~~~~~~