#include <iostream>
#include <string>
using namespace std;

string solve(int a, int b, int f) {
	if (f == 10) return "YES";
	
	int x;
	cin >> x;
	
	if (x > a) return solve(x, b, f + 1);
	if (x > b) return solve(a, x, f + 1);

	return "NO";
}

int main() {
	int n;
	cin >> n;

	for (int i = 0; i++ < n;) {
		cout << solve(0, 0, 0) << endl;
	}
	return 0;
}