#include <stdio.h>

int main()
{
	int T;
	scanf("%d",&T);
	while(T--)
	{
		long long int a;
		scanf("%lld",&a);
		
		long long int min = 1, max = 1234567890;
		long long int ans = 0;
		while(min<=max)
		{
			long long int h = (min+max)/2;
			if(h*h<=a)
			{
				ans = h;
				min = h+1;
			}
			else max = h-1;
		}
		printf("%lld\n",ans);
	}
}