n = int(input())

import itertools

if n == 1:
    for p in itertools.permutations(range(10), 7):
        a = str(p[0])+str(p[1])+str(p[2])
        b = str(p[3])+str(p[4])+str(p[5])
        c = str(p[1])+str(p[6])+str(p[2])+str(p[1])
        if a[0] == '0' or b[0] == '0' or c[0] == '0':
            continue
        if int(a)+int(b) == int(c):
            #print(a)
            #print(b)
            print(c)
            exit()
elif n == 2:
    for p in itertools.permutations(range(10), 10):
        a = str(p[0])+str(p[0])+str(p[1])+str(p[2])
        b = str(p[3])+str(p[4])+str(p[5])+str(p[6])
        c = str(p[7])+str(p[8])+str(p[1])+str(p[2])+str(p[9])
        if a[0] == '0' or b[0] == '0' or c[0] == '0':
            continue
        if int(a)+int(b) == int(c):
            #print(a)
            #print(b)
            print(c)
            exit()
else:
    for p in itertools.permutations(range(10), 10):
        a = str(p[0])+str(p[1])+str(p[2])+str(p[3])+str(p[4])+str(p[5])
        b = str(p[6])+str(p[3])+str(p[5])+str(p[7])+str(p[8])
        c = str(p[1])+str(p[3])+str(p[9])+str(p[4])+str(p[3])+str(p[9])
        if a[0] == '0' or b[0] == '0' or c[0] == '0':
            continue
        if int(a)+int(b) == int(c):
            #print(a)
            #print(b)
            print(c)
            exit()