Compilare: main.cpp: In function 'void dfs(int)': main.cpp:19:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<g[nod].size();i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:57:35: warning: 'memset' used with constant zero length parameter; this could be due to transposed parameters [-Wmemset-transposed-args] memset(Max1,sizeof(Max1),0); ^ main.cpp:58:35: warning: 'memset' used with constant zero length parameter; this could be due to transposed parameters [-Wmemset-transposed-args] memset(Max2,sizeof(Max2),0); ^ main.cpp:59:33: warning: 'memset' used with constant zero length parameter; this could be due to transposed parameters [-Wmemset-transposed-args] memset(viz,sizeof(viz),0); ^