Compilare: main.cpp: In function 'void eulerDfs(int, int)': main.cpp:13:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 13 | for (int i = 0; i < v[node].size(); ++i) { | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void calcRmq()': main.cpp:29:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for (int i = 3; i <= depth.size(); ++i) { | ~~^~~~~~~~~~~~~~~ main.cpp:32:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for (int i = 0; i < depth.size(); ++i) { | ~~^~~~~~~~~~~~~~ main.cpp:36:42: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for (int i = 0; i + (1 << p) - 1 < depth.size(); ++i) { | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'void dfs(int, long long int, int)': main.cpp:57:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for (int i = 0; i < v[node].size(); ++i) { | ~~^~~~~~~~~~~~~~~~