a0,a1,a2,a3,a4,a5,a6,a7,a8,a9=2021,2021,2021,2021,2021,2021,2021,2021,2021,2021
for i in range(1,999999999999999999):
    s=str(i)
    a0 -= s.count('0')
    a1 -= s.count('1')
    a2 -= s.count('2')
    a3 -= s.count('3')
    a4 -= s.count('4')
    a5 -= s.count('5')
    a6 -= s.count('6')
    a7 -= s.count('7')
    a8 -= s.count('8')
    a9 -= s.count('9')
    if a0<0 or a1<0 or a2<0 or a3<0 or a4<0 or a5<0 or a6<0 or a7<0 or a8<0 or a9<0:
        print(i-1)
        break