MOD = 998244353
N = int(input())
deg = [0] * (N)
f = [1] * (N + 1)
for i in range(N):
    f[i + 1] = f[i] * (i + 1) % MOD

for _ in range(N - 1):
    u, v = map(int, input().split())
    u -= 1
    v -= 1
    deg[u] += 1
    deg[v] += 1

ans = pow(f[N - 1], MOD - 2, MOD)
for d in deg:
    ans = (ans * f[d]) % MOD
print(ans)