a,b = map(int,input().split())
xx=(a*10**50)//(b)
z=50-len(str(xx))
x=str(a//b)
if x=='0':
    ans='0'+'.'+'0'*z+str(xx)
else:
    ans=str(xx)[:len(x)]+'.'+str(xx)[len(x):]
    #zz=len(ans)-len(str(xx)[:len(x)])
    #print(zz)

print(ans[:len(x)+52])