#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(A) A.begin(),A.end()
using vll = vector<ll>;
#define rep(i, n) for (long long i = 0; i < (long long)(n); i++)
vector<vector<pair<ll, ll>>> G;

ll sqrtz(ll N) {
    ll L = 0;
    ll R = sqrt(N)+10000;
    while (abs(R - L) > 1) {
        ll mid = (R +L) / 2;
        if (mid * mid <= N)L = mid;
        else R = mid;
    }
    return L;
    
}


int main() {
   ll T;
   cin>>T;
   rep(t,T){
       ll N;
       cin>>N;
       cout<<sqrtz(N)<<endl;
   }
}