Compilare: main.cpp: In function 'void dfs(int)': main.cpp:41:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | for(int i=0;i<G[x].size();i++) | ~^~~~~~~~~~~~ main.cpp:40:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] 40 | else | ^~~~ main.cpp:86:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else' 86 | dp[x][1]++; | ^~