def separateNumbers(s):
    for i in range(len(s)//2):
        n = s[:(i+1)]
        l = 0
        while l < len(s):
            t = str(int(n)+1)
            if s.find(t,l) != -1 :
                if s.find(n,l) + len(n) != s.find(t,l) :
                    break
                else :
                    l += len(n)
                    n = t
            else:
                l += len(n)
                break
        if l == len(s):
            print(f'YES {s[:(i+1)]}')
            return
    else :
        print('NO')