Compilare: main.cpp: In function 'void euler(int)': main.cpp:28:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for (int i = 0; i < graph[node].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:33:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for (int j = 0; j < graph[next].size() && found == 0; j++) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:134:40: warning: 'yMin' may be used uninitialized [-Wmaybe-uninitialized] 134 | cout << xMin << ' ' << yMin << '\n'; | ^~~~ main.cpp:122:30: note: 'yMin' was declared here 122 | int distMin = INF, xMin, yMin; | ^~~~ main.cpp:135:30: warning: 'xMin' may be used uninitialized [-Wmaybe-uninitialized] 135 | int entrance = (xMin - 1) * m + yMin; | ~~~~~~^~~~ main.cpp:122:24: note: 'xMin' was declared here 122 | int distMin = INF, xMin, yMin; | ^~~~