Compilare: main.cpp: In function 'void LCA::build()': main.cpp:39:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | for (int i = 0; i < euler.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:42:40: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for (int i = 0; i + (1 << k) - 1 < euler.size(); i++) | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'void centroid::sorteaza(long long int)': main.cpp:124:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 124 | if (j + 1 == flareoni[cnt].size()) | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:130:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 130 | if (j + 1 == urmatorii[cnt].size()) | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~