MOD = 998244353 def init_ntt_cache(): n = 1 << 18 C = [1] rC = [1] m = 1 while m < n: p = pow(3, (MOD - 1) // (m * 4), MOD) ip = pow(p, MOD - 2, MOD) for i in range(m): C.append(C[i] * p % MOD) rC.append(rC[i] * ip % MOD) m *= 2 return C, rC C, rC = init_ntt_cache() def ntt(f, n): u, v = 1, n // 2 for i in range(len(bin(n)) - 3, 0, -1): for jh in range(u): wj = C[jh] for j in range(jh << i, (jh << i) + v): k = j + v fjv = wj * f[k] % MOD f[k] = f[j] - fjv if f[k] < 0: f[k] += MOD f[j] += fjv if f[j] >= MOD: f[j] -= MOD u <<= 1 v >>= 1 return f def intt(f, n): u, v = n // 2, 1 for i in range(1, len(bin(n)) - 2): for jh in range(u): wj = rC[jh] for j in range(jh << i, (jh << i) + v): k = j + v fjv = f[j] - f[k] if fjv < 0: fjv += MOD f[j] += f[k] if f[j] >= MOD: f[j] -= MOD f[k] = wj * fjv % MOD u >>= 1 v <<= 1 return f def convolve(f, g, index): n = 2 m = len(f) + len(g) - 1 while 2 * n < m: n *= 2 n *= 2 while len(f) < n: f.append(0) while len(g) < n: g.append(0) Ff = ntt(f, n) Fg = ntt(g, n) Fh = [x * y % MOD for x, y in zip(Ff, Fg)] h = intt(Fh, n)[:index] ninv = pow(n, MOD - 2, MOD) return [x * ninv % MOD for x in h] def main(): N, K = map(int, input().split()) N += 1 A = list(map(int, input().split())) B = list(map(int, input().split())) g = [[] for _ in range(N)] for i, b in enumerate(B): g[b].append(i + 1) d = [0] * N for u in range(N): for v in g[u]: d[v] = d[u] + 1 for u in range(N - 1, -1, -1): for v in g[u]: d[u] = max(d[u], d[v]) for u in range(N): for i in range(1, len(g[u])): if d[g[u][0]] < d[g[u][i]]: g[u][0], g[u][i] = g[u][i], g[u][0] dp = [[] for _ in range(N)] for u in range(N - 1, -1, -1): if g[u]: dpl = dp[g[u][0]] for v in g[u][1:]: for i in range(-len(dp[v]), 0): dpl[i] += dp[v][i] if dpl[i] >= MOD: dpl[i] -= MOD dp[u], dp[g[u][0]] = dp[g[u][0]], dp[u] dp[u].append(A[u]) fact = [1] * N ifact = [1] * N for i in range(2, N): fact[i] = fact[i - 1] * i % MOD ifact[-1] = pow(fact[-1], MOD - 2, MOD) for i in range(N - 1, 1, -1): ifact[i - 1] = ifact[i] * i % MOD c = [0] * N acc = 1 for i in range(N): c[i] = acc * ifact[i] % MOD acc = acc * (K - i) % MOD for i, d in enumerate(dp): if not d: continue dp[i] = convolve(d, c[: len(d)], len(d)) ans = [0] * N for u in range(N): ans[u] = dp[u].pop() if g[u]: dp[u], dp[g[u][0]] = dp[g[u][0]], dp[u] dpl = dp[g[u][0]] for v in g[u][1:]: for i in range(-len(dp[v]), 0): dpl[i] -= dp[v][i] if dpl[i] < 0: dpl[i] += MOD print(*ans, sep="\n") if __name__ == "__main__": main()