Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:19:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void calc(int)': main.cpp:39:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:43:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:60:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:66:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:80:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:101:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vecini[nod].size();i++) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void solve(int)': main.cpp:124:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<adancime[height].size();i++) ~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void calc(int)': main.cpp:42:44: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized] dp[0][nod]=dp[1][nod]=dp[2][nod]=best[k]+1; ~~~~~~^