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

using namespace std;

double b, N;

double fun(const double &x)
{
    return (b * x * x) / (N + x);
}

int main()
{
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);

    cout << fixed << setprecision(8);

    cin >> b >> N;

    double Max = 100;
    double h = 0.1;

    vector <double> x;
    x.push_back(0);

    for (double i = h; i <= Max; i += h)
        x.push_back(x[x.size() - 1] + h * fun(i - h));

    auto it = x.begin();

    for (double i = h; i <= Max; i += h, it++)
        cout << "(" << i << "; " << *it << ")" << endl;

    return 0;
}