ID NAME QUALITY USERS ACC % DIFFICULTY C I
30669 Ada and Trip   34 793
14
11
21326 Akbar , The great   62 2259
21
18
30500 THE HONEYCOMB MAZE   16 618
17
15
5151 Alice‚Äôs Cube   8 502
24
21
1774 All Discs Considered   10 513
26
22
1418 The Cats and the Mouse   52 2936
10
12
2053 Key Task   36 1160
24
22
3387 Changing Maze   13 613
19
9
1702 Cleaning Robot   45 1516
28
20
6956 IOI2009 Mecho   3 158
28
23
9655 Elevator Trouble   94 4024
11
11
29197 Lazy tourist guide   0
4177 Herding   56 2686
14
15
402 Hike on a Graph   8 759
17
22
50 Invitation Cards   29 1674
16
18
279 Interesting number   26 804
19
25
27180 Island Under Attack!   3 12
17
9
6187 Jane and Tarzan   6 212
17
26
12880 Sheep   37 1699
9
10
11516 VALIDATE THE MAZE   62 2958
11
9
135 Men at work   1 257
24
26
1845 Mice and Maze   97 5272
10
10
3861 Laser Phones   30 1353
20
18
3953 Paid Roads   8 248
19
26
200 Monodigital Representations   1 161
34
34
12323 Minimum Knight moves !!!   127 7300
15
11
12245 Natalia Plays a Game   9 830
13
14
370 Ones and zeros   149 4394
19
22
203 Potholers   22 2244
16
12
1841 Prime Path   336 10236
19
18
4235 Wandering Queen   25 825
23
19
40639 Escape the New America   1 23
34
34
12612 Path of the righteous man   28 454
20
22
8129 Sky Lift   2 138
24
19
19216 Super Mario Revisited   6 21
20
23
32065 Save Lord Tachanka   1 0
15436 Slick   52 1887
9
9
18467 A Brief Expedition   11 273
15
15
212 Water among Cubes   50 1388
25
27

#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