from math import cos,sin,pi
r,k = map(int,input().split())
a = []
for i in range(k//2):
    ok = 0; ng = pi/2
    for _ in range(50):
        mid = (ok+ng)/2
        s = (pi-2*mid)/2-cos(mid)*sin(mid)
        if s>pi*(i+1)/(k+1): ok = mid
        else: ng = mid
    a.append(sin(ok))
for v in a: print(-v*r)
if k%2: print(0)
for v in a[::-1]: print(v*r)