N = 10**200000
def arctan(m):
    c = N
    a = b = c / m
    m2 = m * m
    s = k = 1
    while c:
        b /= m2
        k += 2
        c, s = b / k, -s
        a += c * s
    return a
pi = str((arctan(5) * 4 - arctan(239)) * 4)
S = raw_input().replace(".","")
for i in xrange(200002):
    if S[i] != pi[i]:
        print S[i],pi[i]
        break