80
X
10
20
30
40
50
60
70
80
1
1
2
0
1
1
1
1
1
7
11
5
16
11
24
40
38
54
79
66
70
63
69
42
64
61
59
55
46
44
30
24
17
30
8
13
11
3
6
4
12
6
5
7
0
1
2
0
0
0
2
0
0
0
0
0
0
1
0
2
0
0
5
4
5
4
11
6
7
7
9
13
13
23
19
31
26
23
13
11
15
19
12
9
8
8
7
5
6
5
2
3
3
2
As at 9am Thursday, April 23 2020
