A, B = map(int, input().split())

L = []
C = A // B
L += [str(C)]
A -= B * C
A *= 10
L += ['.']

for _ in range(50):
    C = A // B
    L += [C]
    A -= B * C
    A *= 10

S = ''.join(map(str, L))
print(S)