def separateNumbers(s):
    if s[0] == '0':
        print('NO')
        return
    
    for i in range(1,len(s)//2+1):
        p = 0
        k = 0
        fir = (0,i)
        x = s[fir[0]:fir[1]]
        while fir[1] < len(s):
            if re.match(r'9+$', s[fir[0]:fir[1]]):
                p += 1
            sec = (fir[1], fir[1]+i+p)
            if int(s[fir[1]:fir[1]+i+p]) - int(s[fir[0]:fir[1]]) != 1:
                break
            fir = sec
            k+=1
        else:
            print('YES', x)
            return
    print('NO')