########関数部分############## def Base_10_to_n(X, n): if (int(X/n)): return Base_10_to_n(int(X/n), n)+str(X%n) return str(X%n) ############################ N = int(input()) x3 = list(Base_10_to_n(N, 3)) temp = 0 for x in x3: temp += int(x) if temp%2==0: print('YES') else: print('NO')