list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
50 Invitation Cards   29 1733 42.92
16
18
135 Men at work   1 261 38.24
24
26
200 Monodigital Representations   1 165 29.96
26
26
203 Potholers   22 2266 26.46
16
12
212 Water among Cubes   52 1524 26.01
25
27
279 Interesting number   26 820 24.08
19
24
370 Ones and zeros   149 4462 30.03
19
22
402 Hike on a Graph   8 767 40.25
15
19
1418 The Cats and the Mouse   55 2966 33.68
10
12
1702 Cleaning Robot   45 1559 34.19
28
20
1774 All Discs Considered   10 513 28.32
26
22
1841 Prime Path   336 10434 57.97
19
18
1845 Mice and Maze   100 5440 36.06
10
10
2053 Key Task   37 1179 31.70
24
22
3387 Changing Maze   13 619 29.57
19
9
3861 Laser Phones   31 1362 28.65
20
18
3953 Paid Roads   8 250 26.75
19
26
4177 Herding   57 2709 35.23
14
15
4235 Wandering Queen   25 842 15.07
23
19
5151 Alice’s Cube   8 503 29.01
24
21
6187 Jane and Tarzan   6 213 24.46
17
26
6956 IOI2009 Mecho   3 162 18.09
28
23
8129 Sky Lift   2 138 25.49
24
19
9655 Elevator Trouble   96 4200 32.28
11
11
11516 VALIDATE THE MAZE   64 3087 32.08
11
8
12245 Natalia Plays a Game   11 885 43.78
12
13
12323 Minimum Knight moves !!!   132 8028 42.25
15
11
12612 Path of the righteous man   28 481 36.20
20
22
12880 Sheep   39 1831 45.66
9
10
15436 Slick   52 2110 32.91
9
9
18467 A Brief Expedition   11 272 54.44
15
15
19216 Super Mario Revisited   6 21 7.23
20
23
21326 Akbar , The great   63 2482 15.82
21
18
30500 THE HONEYCOMB MAZE   16 637 27.33
17
15
30669 Ada and Trip   34 890 30.44
14
11
32065 Save Lord Tachanka   1 0 0.00
40639 Escape the New America   3 29 29.88
17
17

Most popular tags