l,k = map(int,input().split())
s = [ord(v)-97 for v in input()]
t = [ord(v)-97 for v in input()]
a = list(map(int,input().split()))
dp = [[0]*2*l for _ in range(2*l)]
dp[0][0] = 1; x = y = 0; z = 998244353
n = sum(a); d = pow(n,-1,z)
for _ in range(k):
    eq = [[0]*2*l for _ in range(2*l)]
    for i in range(2*l):
        for j in range(2*l):
            if i>=l<=j or abs(i-j)>=l or dp[i][j]==0: continue
            for v,c in enumerate(a):
                p = dp[i][j]*c%z*d%z
                if s[i%l]==t[j%l]==v:
                    if i+1>=l<=j+1: eq[(i+1)%l][(j+1)%l] += p
                    else: eq[i+1][j+1] += p
                elif s[i%l]==v:
                    if i+1-j==l: x += p
                    elif i+1>=l<=j: eq[(i+1)%l][j%l] += p
                    else: eq[i+1][j] += p
                elif t[j%l]==v:
                    if j+1-i==l: y += p
                    elif i>=l<=j+1: eq[i%l][(j+1)%l] += p
                    else: eq[i][j+1] += p
                else: eq[i][j] += p
    dp = [[eqij%z for eqij in eqi] for eqi in eq]
print(x%z,y%z)