n = int(input())
m = int(input())

a = n * 100
b = m * 10

if a == b:
    print('Yes')
elif a < b:
    while True:
        a += b
        b -= 10
        if a == b:
            print('Yes')
            break
    else:
        print('No')
else:
    while True:
        b += a
        a -= 100
        if a == b:
            print('Yes')
    else:
        print('No')