Compilare: main.cpp: In function 'void constructBick(int, int)': main.cpp:17:20: warning: variable 'silver' set but not used [-Wunused-but-set-variable] 17 | pair<int, int> silver={b, a}; | ^~~~~~ main.cpp: In function 'void dfs(int, int, int)': main.cpp:29:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(int j=0; j<g[i].size(); j++){ | ~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:65:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for(int i=0; i<bic.size(); i++){ | ~^~~~~~~~~~~