/* Problem URL: https://codeforces.com/problemset/problem/2103/C */ #include #include #include using namespace std; using namespace __gnu_pbds; template > using ordered_set = tree; #define V vector #define rmin(a, b) a = min(a, b) #define rmax(a, b) a = max(a, b) #define rep(i, lim) for (int i = 0; i < (lim); i++) #define nrep(i, s, lim) for (int i = s; i < (lim); i++) #define repv(i, v) for (auto &i : (v)) #define fillv(v) for (auto &itr_ : (v)) { cin >> itr_; } #define sortv(v) sort(v.begin(), v.end()) #define all(v) (v).begin(), (v).end() using vi = vector; using vvi = vector; using vvvi = vector; using vvvvi = vector; using ll = long long; using vl = vector; using vvl = vector; using vvvl = vector; using vvvvl = vector; template auto operator<<(ostream &os, const vector &vec)->ostream& { os << vec[0]; for (size_t i = 1; i < vec.size(); i++) { os << ' ' << vec[i]; } os << '\n'; return os; } template auto operator>>(istream &is, vector &vec)->istream& { for (auto &i : vec) { is >> i; } return is; } template auto operator<<(ostream &os, const vector> &vec)->ostream& { for (auto &i : vec) { os << i[0]; for (size_t j = 1; j < i.size(); j++) { os << ' ' << i[j]; } os << '\n'; } return os; } template auto operator>>(istream &is, vector> &vec)->istream& { for (auto &i : vec) { for (auto &j : i) { is >> j; } } return is; } const int oo = INT32_MAX >> 1; const ll OO = INT64_MAX >> 1; void pre() { } #define TEST 1 void solve() { int n; ll k; cin >> n >> k; vl a(n); cin >> a; vl pref(n); vl suf(n); pref[0] = (a[0] > k) - (a[0] <= k); suf[n - 1] = (a[n - 1] > k) - (a[n - 1] <= k); nrep(i, 1, n) { pref[i] = pref[i - 1] + (a[i] > k) - (a[i] <= k); suf[n - i - 1] = suf[n - i] + (a[n - i - 1] > k) - (a[n - i - 1] <= k); } set sav; nrep(i, 1, n - 1) { if (suf[i + 1] > 0) { sav.insert(pref[i]); continue; } if (pref[i] <= 0) { cout << "YES\n"; return; } if (sav.lower_bound(pref[i]) != sav.end()) { cout << "YES\n"; return; } sav.insert(pref[i]); } sav.clear(); for (int i = n - 2; i > 0; i--) { if (pref[i - 1] > 0) { sav.insert(suf[i]); continue; } if (suf[i] <= 0) { cout << "YES\n"; return; } if (sav.lower_bound(suf[i]) != sav.end()) { cout << "YES\n"; return; } sav.insert(suf[i]); } int sa1 = 0; while (sa1 < n && pref[sa1] > 0) { sa1++; } int sa2 = n - 1; while (sa2 >= 0 && suf[sa2] > 0) { sa2--; } if (sa1 < sa2 - 1) { cout << "YES\n"; return; } cout << "NO\n"; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); pre(); int t; (TEST && cin >> t) || (t = 1); while (t--) { solve(); } }