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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9494 Just Add It   76 6198 47.91
11
10
9503 Working in Beijing   2 639 49.14
4
4
9504 Paint on a Wall   1 25 43.56
34
26
9505 Distinct Subtrees   1 17 20.24
17
17
9506 Jimmy´s Travel Plan   17 40.00
9507 Mario and Mushrooms   340 56.76
1
34
9508 Magic Bitwise AND Operation   104 12.72
9509 Shortest Path on a Cylinder   11 28.78
9510 Ads Proposal   63 24.94
9511 24-Puzzle   23 23.14
9512 Bombing   83 22.69
17
17
9513 Game   18 32.73
9515 Dwarven Sniper´s Hunting   11 60.00
9516 XOR Equations   14 18.07
9517 Unlock the Cellphone   11 26.88
9518 The Time of Day   1 38 25.64
17
34
9519 Distinct Submatrices   1 23 20.74
50
50
9520 Tanks   1 14 12.41
34
34
9525 Cipher   -1 100 21.21
9527 Department   7 5.15
34
17
9528 Johns Trip   14 27.87
9529 Maya Calendar   2 215 29.99
17
12
9532 Transportation   1 17 25.33
17
17
9534 Turn on the lights   64 32.57
9535 Turn on the lights 2   2 23 37.08
26
26
9543 Dynamic Congruence Equation System   10 51.11
50
50
9547 Counting d-pairs   2 134 30.81
23
28
9569 Sum of Pairwise Products   6 826 31.36
4
12
9570 Counting binary strings   7 338 53.04
17
24
9576 Dynamic Graph Connectivity   8 282 37.05
41
38
9577 Dynamic Tree Connectivity   12 548 27.89
29
28
9587 The Prime conjecture   5 569 34.34
9
9
9636 A Canvas Building   65 18.95
17
17
9637 Black and White   12 2163 54.07
4
5
9638 Circuits   25 9.82
50
34
9640 Equilibrium   3 249 28.16
9
9
9641 Factory of Bridges   1 63 25.81
17
34
9642 Getting There Fast   14 14.49
9643 He is Lazy   2 152 41.34
17
17
9644 Imperialism   5 172 30.50
8
14
9645 Joy of CompuTenis   6 17.65
9650 Mega Inversions   12 589 43.06
11
18
9652 Robots on a grid   21 845 19.50
17
13
9655 Elevator Trouble   95 4151 32.09
11
11
9685 Zombie’s Treasure Chest   2 74 12.91
9
17
9686 Yummy Triangular Pizza   467 65.91
26
17
9687 Xavier is Learning to Count   1 28 17.84
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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