Compilare: main.cpp: In function 'void liniarizareEuler(int)': main.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | for (int i = 0; i < graf[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:238:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 238 | while (idxModificari < modificari.size() && idxQueries < queries.size()) | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:238:60: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 238 | while (idxModificari < modificari.size() && idxQueries < queries.size()) | ~~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp:273:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 273 | while (idxQueries < queries.size()) | ~~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp:286:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Event>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 286 | for (int i = 0; i < queries.size(); ++i) | ~~^~~~~~~~~~~~~~~~