import sys
input = lambda :sys.stdin.readline()[:-1]
ni = lambda :int(input())
na = lambda :list(map(int,input().split()))
yes = lambda :print("yes");Yes = lambda :print("Yes");YES = lambda : print("YES")
no = lambda :print("no");No = lambda :print("No");NO = lambda : print("NO")
#######################################################################

a, b = map(int, input().split())
t = 1 if a * b >= 0 else 0
a = abs(a)
b = abs(b)

N = 10 ** 100
s = a * N // b

p, q = divmod(s, N)
q = str(q)
# print(p, q)
q = "0" * (100 - len(q)) + q
if t:
    print(str(p) + "." + q)
else:
    print("-" + str(p) + "." + q)