from decimal import *
myothercontext = Context(prec=50, rounding=ROUND_DOWN)
setcontext(myothercontext)
A, B = input().split()
S = str(Decimal(A)/Decimal(B))
if S.count(".") == 0:
    print(S+"."+"0"*50)
else:
    print(S+"0"*(52-len(S)))