77
77
77
77
51
81
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
77
69
51
51
51
51
51
51
51
51
51
51
35
35
26
26
26
26
18
15
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
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12
12
12
12
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12
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12
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12
12
12
12
12
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12
12
12
12
12
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12
12
12
12
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12
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12
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12
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12
12
12
12
12
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12
12
12
12
12
12
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12
12
12
12
12
12
12
12
12
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12
12
12
12
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12
12
12
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12
12
12
12
12
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12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
7
7
7
1
1
1
1
1