def mod_pow(a, b, c):
    result = 1
    while b > 0:
        if b % 2 == 1:
            result = (result * a) % c
        a = (a * a) % c
        b //= 2
    return result
a,n=map(int,input().split())
print(mod_pow(a,n,998244353))
print(998244353)