ID NAME QUALITY USERS ACC % DIFFICULTY C I
30734 Ada and Orange Tree   24 244
22
20
30735 Ada and Island   13 255
12
11
21326 Akbar , The great   53 1657
22
18
30500 THE HONEYCOMB MAZE   15 520
17
16
10283 ALL IZZ WELL   68 3185
17
14
372 The Benefactor   46 2833
12
12
3377 A Bug’s Life   321 12514
12
13
10380 prayatna PR   83 4877
6
6
34373 Clickbait   7 19
34
20
27182 Easy modified sudoku   4 250
17
12
9126 Time to live   47 1893
12
15
12183 Help the Commander in Chief   46 861
15
16
38 Labyrinth   95 4762
18
16
30827 THE LAST SHOT   7 592
8
7
1436 Is it a tree   323 16957
10
10
1437 Longest path in a tree   385 15391
13
14
20775 Roger and tree   22 312
17
22
13745 Crack the Safe   18 587
13
13
17732 Salary Management   9 217
22
24
34648 Seven   4 35
9
23
16277 Little Red-Cap   4 209
24
24
18532 Tree _order   39 1100
15
10
1696 Will Indiana Jones Get There   2 114
28
23

#dfs

depth-first search

https://en.wikipedia.org/wiki/Depth-first_search https://www.ics.uci.edu/~eppstein/161/960215.html