import sys
input = sys.stdin.readline

x,K=map(int,input().split())

mod=998244353

PLUS=x*pow(100,mod-2,mod)%mod
MINUS=(100-x)*pow(100,mod-2,mod)%mod

DP=[[0]*(2*K+3) for i in range(2*K+3)]
DP[0][0]=1

for tests in range(2*K):
    NDP=[[0]*(2*K+3) for i in range(2*K+3)]
    
    for i in range(2*K+3):
        for j in range(2*K+3):
            now=DP[i][j]
            if now==0:
                continue

            NDP[i+1][max(j,i+1)]+=DP[i][j]*PLUS%mod
            if i-1>=0:
                NDP[i-1][j]+=DP[i][j]*MINUS%mod
    DP=NDP
            
ANS=0
for i in range(2*K+3):
    ANS+=DP[0][i]*i
    ANS%=mod

print(ANS)