#include #include #include #include #include #include #include #include #include #include #include static const int MOD = 1000000007; using ll = long long; using u32 = uint32_t; using namespace std; template constexpr T INF = ::numeric_limits::max() / 32 * 15 + 208; int main() { int n, k; cin >> n >> k; vector v(n); for (auto &&i : v) scanf("%d", &i); int ans = 0; for (int i = 0; i < n; ++i) { ans ^= v[i]%(k+1); } puts(ans ? "YES" : "NO"); return 0; }