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615 - Is It A Tree?
Total Submissions Users that tried it Users that solved it
19750 3932 2611
Top 20
Ranking Submission User Run Time Language Submission Date
1 60182 b m k 0.000 C++ 1999-03-27 14:42:40
2 69017 Alvaro Begué Aguado 0.000 ANSI C 1999-05-05 19:10:41
3 83734 Munirul Abedin Pappana 0.000 C++ 1999-07-26 15:14:32
4 90623 UFMG Team 0.000 C++ 1999-08-13 19:04:30
5 93363 Min-Zheng Shieh 0.000 ANSI C 1999-08-21 06:41:46
6 97892 Anton Botov 0.000 PASCAL 1999-08-31 17:24:36
7 108177 Don Dodson 0.000 ANSI C 1999-09-22 20:22:32
8 114028 Accepted 0.000 PASCAL 1999-10-03 07:29:35
9 114411 Yu-Jung Lin( 0.000 PASCAL 1999-10-03 17:36:01
10 120403 ETF Skopje TEAM 0.000 PASCAL 1999-10-15 20:18:30
11 120429 Macedonian Team 0.000 PASCAL 1999-10-15 20:19:59
12 127864 Chun-Chieh Chang 0.000 ANSI C 1999-10-29 16:48:52
13 129400 Paul "Not From China" Chang 0.000 C++ 1999-11-01 13:55:49
14 129456 vicnest & vicnest 0.000 C++ 1999-11-01 15:23:20
15 129731 Liu bin-hong 0.000 C++ 1999-11-02 02:15:29
16 129775 cs yin 0.000 PASCAL 1999-11-02 05:58:16
17 130336 Ming-Yi Lin 0.000 C++ 1999-11-03 02:19:59
18 130683 turbo algor 0.000 C++ 1999-11-03 17:59:54
19 131355 Dean C 0.000 ANSI C 1999-11-04 16:35:58
20 135173 Tsung-Hsiang Chang ( 0.000 ANSI C 1999-11-11 11:09:59