n, m = map(int, input().split())
a = list(map(int, input().split()))

dp = [0] * 10000
dp[0] = 1

for i in a:
    for j in range(m, -1, -1):
        if dp[j] == 1:
            dp[j + i] = 1

if dp[m] == 1:
    print('YES')
else:
    print('NO')