from collections import defaultdict

order = [[0], [1]]

def toCnt(x):
    if x == 0:return defaultdict(int)
    k = 0
    while x % 2 == 0:
        x //= 2
        k += 1
    tmp = toCnt(x // 2)
    tmp[k] += 1
    return tmp
   
# x > y
def gt(x, y):
    xCnt = toCnt(x)
    yCnt = toCnt(y)

    
    for ps in order[::-1]:
        xSum = 0
        ySum = 0
        for p in ps:
            xSum += xCnt[p]
            ySum += yCnt[p]
        if xSum != ySum:            
            return xSum > ySum        
    return False

for i in range(2, 20):
    k = 0
    while k < len(order) and gt(i, order[k][0]):
        k += 1
    if k < len(order) and not gt(order[k][0], i):
        order[k].append(i)
    else:
        order.insert(k, [i])

def toCnt2(x):
    xCnt = toCnt(x)
    cnt = [0] * len(order)
    for i in range(len(order)):
        for p in order[i]:
            cnt[i] = xCnt[p]
    return cnt[::-1]

order2 = sorted(range(10**5), key=toCnt2)


group = []
for v in order2:
    if len(group) == 0 or toCnt2(group[-1][0]) != toCnt2(v):
        group.append([v])
    else:
        group[-1].append(v)

rank = [0] * 10**5
for i in range(len(group)):
    for v in group[i]:
        rank[v] = i
        
def cnt3(N):
    nCnt = [0] * (10 ** 5)
    if(N == '0'):
        return nCnt
    nOne = []
    for i in range(len(N)):
        if(N[i] == '1'):
            nOne.append(i)
    nOne.append(len(N))

    for i in range(len(nOne) - 1):
        nCnt[rank[nOne[i+1] - nOne[i] - 1]] += 1
    return nCnt[::-1]

nCnt = cnt3(input())
mCnt = cnt3(input())

if nCnt < mCnt:
    print("Yes")
else:
    print("No")