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#include "iostream"
#include "cstdio"
#include "cstring"
#include "algorithm"
using namespace std;
int main(int argc, char const *argv[])
{
	int t;
	cin >> t;
	while(t--) {
		int n, x, ans, m = 0, a[1005], dp[1005];
		cin >> n;
		for(int i = 1; i <= n; ++i) {
			cin >> a[i];
			int j;
			for(j = 1; j <= m; ++j)
				if(a[i] < dp[j]) {
					dp[j] = a[i];
					break;
				}
			if(j > m) dp[++m] = a[i];
		}
		ans = m;
		m = 0;
		memset(dp, 0, sizeof(dp));
		for(int i = 1; i <= n; ++i) {
			int j;
			for(j = 1; j <= m; ++j)
				if(a[i] > dp[j]) {
					dp[j] = a[i];
					break;
				}
			if(j > m) dp[++m] = a[i];
		}
		ans = max(m, ans);
		cout << ans << endl;
	}
	return 0;
}