n=100;
like=[|91,63|
76,64|
64,95|
99,88|
41,62|
27,94|
36,47|
48,56|
60,10|
9,32|
60,97|
81,47|
42,90|
52,87|
42,33|
30,27|
22,36|
59,54|
39,83|
85,86|
98,61|
17,35|
65,73|
29,100|
86,49|
95,68|
6,16|
85,48|
74,24|
71,16|
59,80|
10,89|
15,82|
84,37|
22,98|
17,7|
62,34|
92,49|
19,53|
96,72|
100,5|
15,13|
58,70|
50,65|
75,71|
77,75|
12,7|
28,8|
25,38|
44,56|
73,78|
55,14|
76,39|
69,18|
52,99|
50,8|
91,93|
81,43|
31,18|
11,9|
21,66|
37,5|
80,1|
3,2|
44,23|
96,61|
88,78|
26,84|
79,54|
93,43|
30,45|
82,40|
24,51|
77,29|
45,46|
53,2|
46,74|
51,67|
69,83|
63,31|
12,58|
33,72|
79,19|
34,68|
28,20|
25,20|
14,90|
4,67|
94,32|
87,13|
57,1|
97,38|
57,70|
89,6|
26,3|
66,40|
92,11|
35,21|
55,4|
41,23|];