Eroare de compilare: main.cpp: In function 'void dfs(int)': main.cpp:19:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<A[x].size();++i) ~^~~~~~~~~~~~ main.cpp: In function 'int LCA(int, int)': main.cpp:42:29: warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses] if (s[k][x]!=0 && !s[k][x]==s[k][y]) ^~ main.cpp: In function 'int main()': main.cpp:65:26: error: 'memset' was not declared in this scope memset(ind,0,sizeof(ind)); ^ Non zero exit status: 1