ID NAME QUALITY USERS ACC % DIFFICULTY C I
30669 Ada and Trip   25 462
14
12
21326 Akbar , The great   53 1519
22
18
30500 THE HONEYCOMB MAZE   15 492
17
16
5151 Alice‚Äôs Cube   7 481
26
23
1774 All Discs Considered   7 500
30
26
1418 The Cats and the Mouse   49 2715
10
12
2053 Key Task   35 1104
24
22
3387 Changing Maze   11 598
19
10
1702 Cleaning Robot   44 1406
28
20
6956 IOI2009 Mecho   3 155
28
23
9655 Elevator Trouble   85 3562
12
12
29197 Lazy tourist guide   0
4177 Herding   55 2586
14
15
402 Hike on a Graph   8 738
17
22
50 Invitation Cards   29 1207
16
19
279 Interesting number   24 742
18
25
27180 Island Under Attack!   2 9
17
17
6187 Jane and Tarzan   5 194
17
26
12880 Sheep   32 1401
9
10
11516 VALIDATE THE MAZE   58 2536
11
8
135 Men at work   1 255
30
34
1845 Mice and Maze   84 4710
9
9
3861 Laser Phones   26 1267
20
18
3953 Paid Roads   7 236
19
26
200 Monodigital Representations   1 158
34
34
12323 Minimum Knight moves !!!   109 4971
14
10
12245 Natalia Plays a Game   9 706
14
15
370 Ones and zeros   137 3942
20
22
203 Potholers   22 2058
16
12
1841 Prime Path   307 8214
19
18
4235 Wandering Queen   23 684
22
18
12612 Path of the righteous man   24 384
19
21
8129 Sky Lift   1 136
27
23
19216 Super Mario Revisited   5 19
21
24
32065 Save Lord Tachanka   1 0
15436 Slick   48 1536
9
9
18467 A Brief Expedition   11 259
15
15
212 Water among Cubes   44 1150
24
28

#bfs

breadth-first search

https://en.wikipedia.org/wiki/Breadth-first_search https://www.khanacademy.org/computing/computer-science/algorithms/breadth-first-search/a/breadth-first-search-and-its-uses