#include <bits/stdc++.h>

using namespace std;
void fast_io() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
}
#define PI 3.14159265358979323846
int main() {
    fast_io();
    int R, k;
    cin >> R >> k;
    vector<double> ans;
    for (int i = 1; i <= k / 2; i++) {
        auto f = [&](double theta) { return theta - sin(2 * theta) / 2; };
        double l = 0, r = PI / 2;
        for (int j = 0; j < 100; j++) {
            double m = (l + r) / 2;
            if (f(m) < PI * i / (k + 1)) {
                l = m;
            } else {
                r = m;
            }
        }
        ans.push_back(R * cos(l));
        ans.push_back(-R * cos(l));
    }
    if (k % 2 == 1) {
        ans.push_back(0);
    }
    sort(ans.begin(), ans.end());
    cout << setprecision(16) << fixed;
    for (auto e : ans) {
        cout << e << endl;
    }
}