Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:32:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < G[nod].size(); i++) { ~~^~~~~~~~~~~~~~~ main.cpp:38:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < G[nod].size(); i++) { ~~^~~~~~~~~~~~~~~ main.cpp:39:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(nodeSums[G[nod][i]].size() > maxSize && p[nod] != G[nod][i]) { ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~ main.cpp:48:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < G[nod].size(); i++) { ~~^~~~~~~~~~~~~~~ main.cpp:49:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (p[nod] != G[nod][i] && j-1 < nodeSums[G[nod][i]].size()) { ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:57:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < nodeSums[nod].size(); j++) { ~~^~~~~~~~~~~~~~~~~~~~~~