from decimal import *
import math
getcontext().prec = 60
a,b =(x for x in input().split())
a = Decimal(a)
b = Decimal(b)

if '.' in str(a / b):
    # print(a/b)
    ans1 = str(a / b).split('.')[0]
    ans2 = str(a / b).split('.')[1][0:50]
    while len(ans2) != 50:
        ans2 += "0"
    print(ans1 + '.' + ans2)
else:
    ans = str(a / b)
    ans += "."
    for i in range(50):
        ans += "0"

    print(ans)