import sys
input = sys.stdin.readline

N,mod=map(int,input().split())

if N%3!=0:
    print(0)
    exit()

DP=[1,1]

for i in range(2,501):
    score=0
    SUM=i-1

    for x in range(SUM+1):
        for y in range(SUM+1-x):
            z=SUM-x-y
            score+=DP[x]*DP[y]%mod*DP[z]%mod
            score%=mod

    DP.append(score)

print(DP[N//3]%mod)