mod = 998244353 x,K = map(int,input().split()) p,q = x * pow(100,-1,mod) % mod,(100 - x) * pow(100,-1,mod) % mod dp = [[[0 for m in range(K + 1)] for c in range(K + 1)] for n in range(2 * K + 1)] dp[0][0][0] = 1 for n in range(2 * K): for c in range(K + 1): for m in range(K + 1): if c > 0: dp[n + 1][c - 1][m] = (dp[n + 1][c - 1][m] + dp[n][c][m] * q) % mod if c < K: dp[n + 1][c + 1][max(c + 1,m)] = (dp[n + 1][c + 1][max(c + 1,m)] + dp[n][c][m] * p) % mod ans = 0 for m in range(1,K + 1): ans += m * dp[2 * K][0][m] % mod ans %= mod print(ans)