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ID NAME QUALITY USERS ACC % DIFFICULTY C I
30785 Ada and Apple   11 98
31
26
32952 Ada and Football   2 48
50
42
32223 Ada and Lychees   3 10
42
26
28449 Ada and List   8 244
13
19
32856 Ada and Contact   1 21
30760 Ada and Travelling Salesman   17 145
24
29
15454 How to Handle the Fans   35 1381
11
11
5832 AND Rounds   49 1608
17
20
27379 Unique Code   19 100
20
20
61 Brackets   170 4631
19
20
14742 Building Bridges(HARD)   10 369
14
17
6168 Building Bridges   26 1486
11
16
23742 Dolan and Nephews   4 42
30
27
33019 Catering Contracts   7 76
23
27
12563 Halt The War   6 325
20
19
13015 Counting Primes   30 983
16
15
7296 Trees Again   5 157
21
30
9722 Insertion Sort   24 3131
12
12
5296 Air Combat   54
10628 Count on a tree   55 1565
33
32
10707 Count on a tree II   49 1332
32
33
11414 Combat on a tree   3 116
30
34
11482 Count on a trie   39
42
50
16245 Living with Courage   18 518
9
14
1108 Card Trick   61 1921
22
24
10810 Its a Murder!   51 2114
15
17
3978 Distance Query   53 1129
23
21
3267 D-query   398 8316
19
23
9577 Dynamic Tree Connectivity   10 355
30
25
1684 Frequent values   105 3116
20
21
18185 Give Away   21 443
23
20
11985 Gao on a tree   21 430
30
26
12005 Grass Planting   6 240
37
17
1043 Can you answer these queries I   542 10431
25
24
1557 Can you answer these queries II   21 965
30
36
1716 Can you answer these queries III   211 7567
22
21
2713 Can you answer these queries IV   57 1939
21
21
2916 Can you answer these queries V   44 1749
22
23
4487 Can you answer these queries VI   22 872
34
30
6779 Can you answer these queries VII   12 515
39
25
19543 Can you answer these queries VIII   8 89
36
38
132 Help R2-D2!   12 721
22
18
12210 High and Low   61
8002 Horrible Queries   370 9363
20
18
18247 Arrangement Validity   10 177
17
23
18248 Maggu’s Solar Panels   1 39
34
34
26721 I LOVE Kd-TREES III   3 64
34
34
37375 Kingdom of Equality   2 6
34
34
3693 Maximum Sum   52 5687
20
18
8985 Line up   16 334
17
18

#tree

Tree is a data structure that simulates a hierarchical tree structure

https://en.wikipedia.org/wiki/Tree_(data_structure) https://en.wikibooks.org/wiki/Data_Structures/Trees http://www.i-programmer.info/babbages-bag/477-trees.html


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