Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:45:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for(int i = 0; i < g[fiu].size(); i ++) | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'void dfsHeavy(int, int)': main.cpp:66:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for(int i = 0; i < g[fiu].size(); i ++) | ~~^~~~~~~~~~~~~~~ main.cpp:87:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 87 | for(int i = 0; i < g[fiu].size(); i ++) | ~~^~~~~~~~~~~~~~~