amnt, seq = (lambda x: (int(x), x))('030121')
u, v, base_value, j = 0, 1, "37", 0
xs = [*map(int, base_value)]
while(seq not in "".join(map(str,xs[-7:]))):
    xs += [*map(int, f"{xs[u] + xs[v]}")]
    u = (u+xs[u]+1)%len(xs)
    v = (v+xs[v]+1)%len(xs)
    if len(xs) == amnt + 10:
        print('Silver:',"".join(map(str, xs[-10:])))
offset = 6 if int(seq[-1]) == xs[-1] else 7
print('Gold:', len(xs) - offset)