Compilare: main.cpp: In function 'std::pair<int, std::pair<int, int> > dfs(int, int, std::pair<int, int>)': main.cpp:39:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int h = 0; h < g[node].size(); h++){ ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void extractnode(int)': main.cpp:54:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int h = 0; h < g[node].size(); h++){ ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int eval(int)': main.cpp:78:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < important.size(); i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp:84:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < important.size(); i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp:85:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = i + 1; j < important.size(); j++) ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:117:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < important.size(); i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp:120:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < important.size(); i++) ~~^~~~~~~~~~~~~~~~~~