#include #include #include #include #include #include #include using namespace std; #define int long long #define endl "\n" constexpr long long INF = (long long)1e18; constexpr long long MOD = 1'000'000'007; struct fast_io { fast_io(){ std::cin.tie(nullptr); std::ios::sync_with_stdio(false); }; } fio; #define A first #define B second signed main(){ cout<> in; cin>>N; in.resize(N); for(int i = 0; i < N; i++){ cin>>in[i].A; } for(int i = 0; i < N; i++){ cin>>in[i].B; n += in[i].B; } sort(in.begin(), in.end()); int med = n/2; int sum = 0, X = 0, mini = 0; for(int i = 0; i < N; i++){ sum += in[i].B; if(sum > med) { X = in[i].A; break; } } for(int i = 0; i < N; i++){ mini += abs(in[i].A - X) * in[i].B; } cout<