poj_1218 水题

<span style="font-size:18px;">#include <iostream>
#include<math.h>
#include <fstream>

using namespace std;

int main()
{
	fstream in("input.txt");
	int n,j;
	cin >> n;
	int *data = new int
;
	for (int i = 0; i < n; i++)
	{
		cin >> data[i];
		for (j = 1; j <= sqrt((double)data[i]); j++)
			;
		data[i] = j - 1;
	}
	for (int i = 0; i < n; i++)
	{
		cout << data[i] << endl;
	}
	delete data;
	//system("pause");
	return 0;
}
</span>