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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9494 Just Add It   76 6308 47.79
11
10
9503 Working in Beijing   2 641 49.17
4
4
9504 Paint on a Wall   1 23 40.59
34
26
9505 Distinct Subtrees   1 17 20.24
17
17
9506 Jimmy´s Travel Plan   17 39.69
9507 Mario and Mushrooms   341 56.80
1
34
9508 Magic Bitwise AND Operation   103 12.59
9509 Shortest Path on a Cylinder   11 28.78
9510 Ads Proposal   65 25.17
9511 24-Puzzle   23 21.85
9512 Bombing   83 22.69
17
17
9513 Game   17 28.81
9515 Dwarven Sniper´s Hunting   10 56.00
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 12.41
34
34
9525 Cipher   -1 100 21.21
9527 Department   10 7.01
34
17
9528 Johns Trip   16 29.23
9529 Maya Calendar   2 216 30.05
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   7 830 31.42
6
13
9570 Counting binary strings   7 338 53.04
17
24
9576 Dynamic Graph Connectivity   8 306 37.73
41
38
9577 Dynamic Tree Connectivity   12 592 28.10
29
28
9587 The Prime conjecture   5 571 34.40
9
9
9636 A Canvas Building   66 19.12
17
17
9637 Black and White   12 2168 54.08
4
5
9638 Circuits   23 8.41
50
34
9640 Equilibrium   3 250 28.25
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   5 172 30.50
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 19.51
17
13
9655 Elevator Trouble   96 4223 32.28
11
11
9685 Zombie’s Treasure Chest   2 79 13.39
9
17
9686 Yummy Triangular Pizza   475 65.88
26
17
9687 Xavier is Learning to Count   1 34 19.01
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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