1
5
2
3
4
1
5
1
7
1
8
0
9
0
10
0
11
0
12
0
13
0
17
0
18
0
19
0
20
0
21
0
22
0
23
0
25
0
28
0
30
0
32
0
34
0
35
0
37
0
38
0
39
0
40
0
41
0
42
0
43
0
44
0
46
0
47
0
48
0
49
0
50
0
52
0
53
0
54
0
55
0
57
0
58
0
59
0
60
0
61
0
62
0
63
0
64
0
65
0
66
0
67
0
68
0
69
0
70
0
73
0
74
0
76
0
77
0
79
0
80
0
81
0
84
0
85
0
86
0
87
0
88
0
90
0
91
0
92
0
93
0
94
0
95
0
96
0
97
0
98
0
99
0
100
0
101
0
102
0
103
0
104
0
106
0
107
0
108
0
109
0
110
0
111
0
112
0
113
0
114
0
115
0
116
0
117
0
118
0
119
0
120
0
121
0
122
0
123
0
125
0
126
0
127
0
128
0
129
0
130
0
131
0
132
0
133
0
134
0
135
0
136
0
137
0
138
0
139
0
140
0
142
0
143
0
144
0
145
0
147
0
149
0
150
0
151
0
152
0
153
-1
154
-1
155
-1
156
-3
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