import math
def area(x):
	return x * math.sqrt(1 - x ** 2) + math.asin(x)
	
def arealine(a):
	l = 0.0
	r = 1.0
	for _ in range(100):
		m = (l + r) / 2
		if area(m) > a:
			r = m
		else:
			l = m
	return l
	
R, N = [int(x) for x in input().split()]
hc = math.pi
ans = []
if N % 2 == 0:
	tmp = [(i + 0.5) / (N + 1) * hc for i in range(N // 2)]
	tmp = [arealine(x) for x in tmp]
	ans.extend(reversed([-t for t in tmp]))
	ans.extend(tmp)
else:
	tmp = [i / (N + 1) * hc for i in range(1, (N + 1) // 2)]
	tmp = [arealine(x) for x in tmp]
	ans.extend(reversed([-t for t in tmp]))
	ans.append(0)
	ans.extend(tmp)
[print(x * R) for x in ans]