#include <iostream>
#include<cmath>
using namespace std;
int main()
{
int n;
double a, e, a1;
setlocale(LC_ALL, "ru");
cout << "Введите е" << endl;
cin >> e;
cout << "Введите n" << endl;
cin >> n;
for (int i = 1; i < n; i++)
{
a = 1 / pow(2*i, 2);
cout << a << endl;
a1 = a - 1;
cout << "\t" << a1 << endl;
}
cout << endl;
for (int i = 1; i < n; i++)
{
if (a1 < e)
{
a = 1 / pow(2 * i, 2);
cout << endl << i << "\t" << a << endl;
}
}
return 0;
}