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ID NAME QUALITY USERS ACC % DIFFICULTY C I
30785 Ada and Apple   12 174
30
25
32952 Ada and Football   2 196
50
42
32223 Ada and Lychees   3 14
42
26
28449 Ada and List   10 305
14
17
32856 Ada and Contact   1 24
30760 Ada and Travelling Salesman   18 173
23
29
15454 How to Handle the Fans   39 1508
12
11
5832 AND Rounds   51 1690
17
20
27379 Unique Code   21 122
20
20
61 Brackets   175 5392
19
20
14742 Building Bridges(HARD)   10 443
14
17
6168 Building Bridges   27 1637
11
17
23742 Dolan and Nephews   5 48
30
27
33019 Catering Contracts   7 86
23
27
12563 Halt The War   8 383
19
19
13015 Counting Primes   32 1317
16
14
7296 Trees Again   5 166
21
30
9722 Insertion Sort   28 3825
12
12
5296 Air Combat   -1 64
34
10628 Count on a tree   62 2312
32
31
10707 Count on a tree II   62 2855
31
31
11414 Combat on a tree   2 216
30
34
11482 Count on a trie   46
42
50
16245 Living with Courage   19 565
10
13
1108 Card Trick   68 2176
21
24
10810 Its a Murder!   55 2362
16
17
3978 Distance Query   68 1664
24
21
3267 D-query   452 12357
19
23
9577 Dynamic Tree Connectivity   12 549
29
28
1684 Frequent values   111 3769
20
21
18185 Give Away   31 1016
20
18
11985 Gao on a tree   25 717
27
27
12005 Grass Planting   9 498
32
17
1043 Can you answer these queries I   564 13349
25
24
1557 Can you answer these queries II   23 1523
30
36
1716 Can you answer these queries III   232 10741
22
21
2713 Can you answer these queries IV   60 3679
21
21
2916 Can you answer these queries V   51 2552
23
23
4487 Can you answer these queries VI   25 1217
34
28
6779 Can you answer these queries VII   17 1164
38
27
19543 Can you answer these queries VIII   8 187
37
35
132 Help R2-D2!   12 757
19
16
12210 High and Low   61
8002 Horrible Queries   396 10732
19
18
18247 Arrangement Validity   11 211
17
21
18248 Maggu’s Solar Panels   1 43
34
34
26721 I LOVE Kd-TREES III   4 77
34
34
37375 Kingdom of Equality   2 10
26
26
3693 Maximum Sum   57 6379
19
18
8985 Line up   19 388
16
17

#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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