1 2
2 3
3 5
4 7
5 19
6 29
7 37
8 47
9 59
10 79
11 89
12 199
13 269
14 359
15 379
16 389
17 479
18 499
19 599
20 797
21 887
22 997
23 1889
24 1999
25 2689
26 2699
27 2789
28 2999
29 3889
30 3989
31 4789
32 4799
33 4889
34 4999
35 6899
36 8999
37 25999
38 27799
39 28789
40 28979
41 29989
42 37799
43 37889
44 39799
45 39989
46 48799
47 48889
48 48989
49 49999
50 59999
51 69899
52 77999
53 78989
54 79999
55 89899
56 98999
57 199999
58 268999
59 277999
60 288979
61 288989
62 289999
63 377999
64 379889
65 379999
66 389989
67 389999
68 478999
69 489989
70 578999
71 598999
72 599999
73 788999
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88 4999999
89 5989999
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91 6899899
92 6999899
93 7799999
94 7899989
95 8988989
96 8989999
97 9899999
98 19999999
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100 27799999
101 27899899
102 27989999
103 28998989
104 29999899
105 29999999
106 39899999
107 47999899
108 48899899
109 48999989
110 57899999
111 58899989
112 59899999
113 59999999
114 69999899
115 78998999
116 88989899
117 89999999
118 268989989
119 268999999
120 278989999
121 278999999
122 288989999
123 289999999
124 379899899
125 379999999
126 389899999
127 389999999
128 488989999
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141 898999999
142 998999999