Compilare: main.cpp: In function 'void dfs(int)': main.cpp:52:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(i = 0; i < v[u].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void solve()': main.cpp:88:48: warning: narrowing conversion of 'u' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing] 88 | mn[j] = {distance(p[j], p[u]), u}; | ^