ID NAME QUALITY USERS ACC % DIFFICULTY C I
30669 Ada and Trip   31 650
14
12
21326 Akbar , The great   59 1990
21
17
30500 THE HONEYCOMB MAZE   16 573
17
15
5151 Alice‚Äôs Cube   7 493
25
21
1774 All Discs Considered   9 506
29
24
1418 The Cats and the Mouse   52 2839
10
12
2053 Key Task   36 1139
24
22
3387 Changing Maze   13 610
19
9
1702 Cleaning Robot   45 1474
28
20
6956 IOI2009 Mecho   3 153
28
23
9655 Elevator Trouble   94 3840
11
11
29197 Lazy tourist guide   0
4177 Herding   56 2661
14
15
402 Hike on a Graph   8 748
17
22
50 Invitation Cards   29 1448
16
18
279 Interesting number   25 778
18
25
27180 Island Under Attack!   3 10
17
9
6187 Jane and Tarzan   5 197
17
26
12880 Sheep   34 1577
10
9
11516 VALIDATE THE MAZE   60 2785
11
8
135 Men at work   1 254
30
34
1845 Mice and Maze   92 5067
10
10
3861 Laser Phones   30 1322
20
18
3953 Paid Roads   7 234
19
26
200 Monodigital Representations   1 159
34
34
12323 Minimum Knight moves !!!   123 6353
14
11
12245 Natalia Plays a Game   8 777
13
14
370 Ones and zeros   147 4252
19
22
203 Potholers   22 2177
16
12
1841 Prime Path   332 9818
19
18
4235 Wandering Queen   24 775
22
19
40639 Escape the New America   1 17
34
34
12612 Path of the righteous man   28 438
20
22
8129 Sky Lift   2 136
24
19
19216 Super Mario Revisited   5 19
21
24
32065 Save Lord Tachanka   1 0
15436 Slick   50 1714
9
9
18467 A Brief Expedition   11 262
15
15
212 Water among Cubes   50 1306
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