list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
6851 Fence   43 24.40
9860 The Glazier 2   1 43 64.56
17
34
10587 Enemies   43 37.50
11921 Ball Stack   1 43 54.78
17
17
12609 Different Vectors   3 43 36.27
26
34
12961 Drastic Grapes   43 33.53
14858 digit count   43 23.67
15631 On the Plus Side   4 43 32.26
12
17
19153 Rooted Trees   1 43 21.51
20041 Hippo and Bloody Jungle   -1 43 21.74
28
17
21672 Frustrated CR and His Class   3 43 27.69
17
17
25365 Hexagram   3 43 46.34
28
17
27520 Laser   5 43 19.94
17
17
40459 The triangle of Pascal modulo 2   9 43 52.87
23
21
392 Spin   44 26.63
1
17
1505 Whac-a-Mole   2 44 15.97
34
9
4574 Riding in cycles   44 23.96
4761 Strategy game   2 44 55.64
9
17
8461 Adventure in Moving   44 28.43
17
17
8734 Charlie and the Chocolate Factory   1 44 17.63
26
34
8795 Twenty Questions   1 44 21.94
9950 IQ Team   1 44 43.31
50
50
14175 Power Factor Sum Sum (hard)   5 44 34.82
26
26
15244 Davids Quest   2 44 46.15
26
17
15541 Simplified Hangul   4 44 47.50
17
13
22740 Another Valentine Maze Game (1D)   4 44 48.05
5
21
25482 Kimetto Kipsang and Kipchoge   1 44 21.48
34
34
26746 Gears   4 44 29.81
21
17
28460 Congratulations, Fidel!   1 44 15.11
17
17
33049 Ada and Chess   5 44 18.60
26
17
36710 To the Bird-planet   3 44 19.94
17
14
280 Lifts   45 17.61
17
1
1471 A Game of Pearls   1 45 30.86
17
9
5155 Exciting Time   45 13.96
5160 Jinyuetuan Puzzle   45 37.70
7556 B - Stock Charts   45 40.48
7629 Building Ports   45 12.44
8586 Factorial factorisation   2 45 20.18
17
17
8651 Alien arithmetic   1 45 18.37
11267 Arnook Defensive Line   1 45 27.33
34
34
11905 Tree Count   45 40.36
12421 Chocolate Distribution   1 45 23.93
17
17
12721 Pell (Mid pelling)   1 45 33.83
12887 Ant Colony Optimization   45 62.39
16062 Count Primes   -2 45 25.20
21414 Count The Indexes 2   5 45 19.13
37
24
21834 Sadde and His City   3 45 21.63
28
23
22528 Paths in a Tree   3 45 26.64
21
21
22552 Flow on Tree   1 45 40.28
17
17
26349 TRAVELLING DILEMMA   2 45 27.42
17
17

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