Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:48:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | for(int i = 0; i < g[fiu].size(); i ++) | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'void dfsHeavy(int, int)': main.cpp:69:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 69 | for(int i = 0; i < g[fiu].size(); i ++) | ~~^~~~~~~~~~~~~~~ main.cpp:90:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 90 | for(int i = 0; i < g[fiu].size(); i ++) | ~~^~~~~~~~~~~~~~~