7
4
30
45
20
55
4
(1, 3)
(2, 4)
(4, 1)
(3, 2)
4
1
2
3
4
6
0
10
20
30
40
12
8
(6, 3)
(2, 1)
(1, 4)
(4, 6)
(3, 1)
(5, 1)
(2, 6)
(5, 6)
2
1
6
6
0
10
20
30
40
12
8
(6, 3)
(2, 1)
(1, 4)
(4, 6)
(3, 1)
(5, 1)
(2, 6)
(5, 6)
5
1
6
1
5
4
6
0
10
20
30
40
12
9
(6, 3)
(2, 1)
(1, 4)
(4, 6)
(3, 1)
(5, 1)
(2, 6)
(5, 4)
(5, 6)
5
1
6
1
5
4
27
100
30
210
1000
80
100
130
2000
2500
4000
50
75
50
40
100
20
100
200
90
100
120
200
100
200
200
210
1000
41
(1, 23)
(17, 6)
(13, 17)
(4, 10)
(27, 8)
(12, 24)
(18, 5)
(16, 7)
(26, 3)
(27, 25)
(22, 15)
(6, 14)
(19, 20)
(20, 26)
(3, 11)
(16, 1)
(15, 2)
(1, 11)
(2, 7)
(10, 8)
(19, 3)
(22, 3)
(20, 25)
(7, 21)
(13, 14)
(9, 8)
(12, 3)
(18, 12)
(15, 1)
(14, 2)
(6, 22)
(23, 27)
(10, 9)
(3, 24)
(6, 15)
(16, 21)
(5, 12)
(2, 16)
(23, 21)
(18, 22)
(24, 18)
2
17
1
27
100
30
210
1000
80
100
130
2000
2500
4000
50
75
50
40
100
20
100
200
90
100
120
200
100
200
200
210
1000
41
(1, 23)
(17, 6)
(13, 17)
(4, 10)
(27, 8)
(12, 24)
(18, 5)
(16, 7)
(26, 3)
(27, 25)
(22, 15)
(6, 14)
(19, 20)
(20, 26)
(3, 11)
(16, 1)
(15, 2)
(1, 11)
(2, 7)
(10, 8)
(19, 3)
(22, 3)
(20, 25)
(7, 21)
(13, 14)
(9, 8)
(12, 3)
(18, 12)
(15, 1)
(14, 2)
(6, 22)
(23, 27)
(10, 9)
(3, 24)
(6, 15)
(16, 21)
(5, 12)
(2, 16)
(23, 21)
(18, 22)
(24, 18)
5
23
17
1
6
15
27
100
30
210
1000
80
100
130
2000
2500
4000
50
75
50
40
100
20
100
200
90
100
120
200
100
200
200
210
1000
41
(1, 23)
(17, 6)
(13, 17)
(4, 10)
(27, 8)
(12, 24)
(18, 5)
(16, 7)
(26, 3)
(27, 25)
(22, 15)
(6, 14)
(19, 20)
(20, 26)
(3, 11)
(16, 1)
(15, 2)
(1, 11)
(2, 7)
(10, 8)
(19, 3)
(22, 3)
(20, 25)
(7, 21)
(13, 14)
(9, 8)
(12, 3)
(18, 12)
(15, 1)
(14, 2)
(6, 22)
(23, 27)
(10, 9)
(3, 24)
(6, 15)
(16, 21)
(5, 12)
(2, 16)
(23, 21)
(18, 22)
(24, 18)
21
17
23
17
1
6
15
20
7
3
22
12
25
16
6
14
4
8
11
16
2
17