#include <iostream> #include <string> #include <vector> #include <algorithm> #include <atcoder/modint> using namespace std; using i32 = int; using u32 = unsigned int; using i64 = long long; using u64 = unsigned long long; #define rep(i,n) for(int i=0; i<(int)(n); i++) const i64 INF = 1001001001001001001; using Modint = atcoder::static_modint<998244353>; int main(){ int N; cin >> N; vector<u64> A(1<<N); rep(i,1<<N) cin >> A[i]; bool ok = true; rep(d,N) rep(i,1<<d) if(A[i|(1<<d)] != (A[i] ^ A[1<<d])) ok = false; if(A[0] != 0) ok = false; cout << (ok ? "Yes\n" : "No\n"); return 0; } struct ios_do_not_sync{ ios_do_not_sync(){ ios::sync_with_stdio(false); cin.tie(nullptr); } } ios_do_not_sync_instance;