Compilare: main.cpp: In function 'int reroot(int, int)': main.cpp:19:1: warning: no return statement in function returning non-void [-Wreturn-type] 19 | } | ^ main.cpp: In function 'int DFS(int, int)': main.cpp:23:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for(int i = 0;i < g[node].size();i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp:31:1: warning: no return statement in function returning non-void [-Wreturn-type] 31 | } | ^ main.cpp: In function 'void computeDp(int, int)': main.cpp:37:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | for(int i = 0;i < g[node].size();i++) { | ~~^~~~~~~~~~~~~~~~