3.1.8

#include <iostream>
#include <cmath>
#include <iomanip>

using namespace std;
int main()
{
    double x, y;
    cin >> x >> y;
    if (((x * x + y * y) < 25 * 25) && (y <= abs(x)) && (y <= 0)) {
        cout << "in space" << endl;
    }
    else if (((x * x + y * y) > 25 * 25) || (y > abs(x) || (y > 0))) {
        cout << "out of space" << endl;
    }
    else {
        cout << "on the border" << endl;
    }
    return 0;
}