#include namespace { #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wunused-function" #include #pragma GCC diagnostic pop using namespace std; using namespace atcoder; #define rep(i,n)for (int i = 0; i < int(n); ++i) #define rrep(i,n)for (int i = int(n)-1; i >= 0; --i) #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() template void chmax(T& a, const T& b) { a = max(a, b); } template void chmin(T& a, const T& b) { a = min(a, b); } using ll = long long; using P = pair; using VI = vector; using VVI = vector; using VL = vector; using VVL = vector; } int main() { ios::sync_with_stdio(false); cin.tie(0); int tt; cin >> tt; while(tt--) { int n; cin >> n; VI p(n); rep(i, n) cin >> p[i], p[i]--; VI d(n); rep(i, n - 1) { int x = p[i], y = p[i + 1]; if (x > y) swap(x, y); d[x]++, d[y]--; } rep(i, n - 1) d[i + 1] += d[i]; int ans = *max_element(all(d)) + 1; cout << ans << '\n'; } }