Maximal Tree Diameter

Hacker
Rank
Score
Time
01
flag of Japan
75.00
11:34
02
flag of India
75.00
15:01
03
flag of Japan
75.00
17:13
04
flag of Russian Federation
75.00
18:12
05
flag of Vietnam
75.00
19:42
06
flag of Vietnam
75.00
24:11
07
flag of Japan
75.00
28:42
08
flag of United States
75.00
31:07
09
flag of China
75.00
31:23
10
flag of Russia
75.00
32:14
11
flag of Poland
75.00
38:02
12
flag of Ukraine
75.00
38:13
13
flag of Japan
75.00
38:41

[deleted]

14
flag of Iran
75.00
43:03
15
flag of Japan
75.00
43:49
16
flag of Japan
75.00
45:14
17
flag of Ukraine
75.00
46:02
18
flag of China
75.00
47:08
19
flag of China
75.00
48:24
20
flag of China
75.00
53:24
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