#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    cin>>n;
    vector<long long> vec(n);
    for(int i=0;i<n;++i)
    {
        cin>>vec[i];
        long long x=(long long)sqrtl(vec[i]);
        cout<<x<<endl;
    }
    return 0;
}