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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9494 Just Add It   76 6334 47.76
11
10
9503 Working in Beijing   3 642 48.97
6
6
9504 Paint on a Wall   1 23 40.59
34
26
9505 Distinct Subtrees   1 17 20.00
17
17
9506 Jimmy´s Travel Plan   17 39.69
9507 Mario and Mushrooms   341 56.80
1
34
9508 Magic Bitwise AND Operation   1 104 12.59
34
34
9509 Shortest Path on a Cylinder   11 28.78
9510 Ads Proposal   1 66 25.35
17
17
9511 24-Puzzle   23 21.85
9512 Bombing   83 22.69
17
17
9513 Game   17 28.81
9515 Dwarven Sniper´s Hunting   12 60.71
9516 XOR Equations   14 18.07
9517 Unlock the Cellphone   11 26.88
9518 The Time of Day   1 37 24.49
17
34
9519 Distinct Submatrices   1 23 20.74
50
50
9520 Tanks   1 14 11.97
34
34
9525 Cipher   -1 100 21.21
9527 Department   10 7.01
34
17
9528 Johns Trip   18 32.50
9529 Maya Calendar   2 219 30.44
17
12
9532 Transportation   1 18 25.00
17
17
9534 Turn on the lights   67 32.81
9535 Turn on the lights 2   2 23 37.08
26
26
9543 Dynamic Congruence Equation System   10 68.64
50
50
9547 Counting d-pairs   2 135 30.74
23
28
9569 Sum of Pairwise Products   7 836 31.39
6
13
9570 Counting binary strings   7 339 53.15
17
24
9576 Dynamic Graph Connectivity   8 315 37.99
41
38
9577 Dynamic Tree Connectivity   12 610 28.32
29
28
9587 The Prime conjecture   5 572 34.43
9
9
9636 A Canvas Building   66 19.00
17
17
9637 Black and White   12 2175 54.15
4
5
9638 Circuits   23 8.41
50
34
9640 Equilibrium   3 251 28.31
9
9
9641 Factory of Bridges   1 63 25.81
17
34
9642 Getting There Fast   14 14.49
9643 He is Lazy   2 153 41.43
17
17
9644 Imperialism   5 173 30.59
8
14
9645 Joy of CompuTenis   6 17.65
9650 Mega Inversions   12 610 42.90
11
18
9652 Robots on a grid   21 856 19.45
17
13
9655 Elevator Trouble   96 4239 32.34
11
11
9685 Zombie’s Treasure Chest   2 80 13.51
9
17
9686 Yummy Triangular Pizza   477 65.63
26
17
9687 Xavier is Learning to Count   1 36 19.35
39
39
9689 Very Boring Homework   15 33.33
9690 Universal Question Answering System   24 25.14
9691 Triangles and Quadrangle   14 12.32

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