#include <bits/stdc++.h>
#include <atcoder/all>

typedef unsigned long long ULLONG;
typedef long long LLONG;
static const LLONG MOD_NUM = 998244353LL;//1000000007LL;
static const LLONG INF_NUM = MOD_NUM * 20LL;
template<class _T> static void get(_T& a) {
	std::cin >> a;
}
template<class _T> static void get(_T& a, _T& b) {
	std::cin >> a >> b;
}
template<class _T> static void get(_T& a, _T& b, _T& c) {
	std::cin >> a >> b >> c;
}
template <class _T> static _T tp_abs(_T a) {
	if (a < (_T)0) {
		a *= (_T)-1;
	}
	return a;
}

static void task();

int main()
{
	task();
	fflush(stdout);
	return 0;
}

static void task()
{
	int T;
	get(T);

	while (T--) {
		LLONG N;
		get(N);

		LLONG ans = 1, ng = 10e9;
		while (ng - ans > 1) {
			LLONG now = ans + (ng - ans) / 2LL;
			LLONG sq = now * now;

			if (sq <= N) {
				ans = now;
			}
			else {
				ng = now;
			}
		}
		printf("%lld\n", ans);
	}
}