Compilare: main.cpp: In function 'int main()': main.cpp:122:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 122 | for (int i = 0; i < muchii.size(); ++i) { | ~~^~~~~~~~~~~~~~~ main.cpp:130:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 130 | for (int i = pozE; i < muchii.size() - 1; i++) { muchii[i] = muchii[i + 1]; } | ~~^~~~~~~~~~~~~~~~~~~ main.cpp:136:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 136 | for (int i = 0; i < muchii.size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp:130:36: warning: 'pozE' may be used uninitialized in this function [-Wmaybe-uninitialized] 130 | for (int i = pozE; i < muchii.size() - 1; i++) { muchii[i] = muchii[i + 1]; } | ^