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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4457 Shopping II   3 147 35.01
17
1
4458 Rainbow   1 34 19.46
17
34
4459 Muzidabutur   4 21.43
4461 A Famous Airport Manager   23 16.36
4465 The Ant   17 736 25.88
20
15
4477 Flower growing   112 22.55
4478 Counting Expressions II   14 35.29
4480 Chaos Strings   14 529 30.04
17
22
4483 Roads Repair   7 180 32.64
20
23
4485 MobiZone vs VinaGone   7 322 33.31
17
31
4487 Can you answer these queries VI   26 1275 23.01
34
28
4491 Primes in GCD Table   2 737 34.64
17
26
4523 Binomial Coefficients   207 41.33
23
12
4525 Digger Octaves   6 379 35.78
17
21
4528 Frog Wrestling   66 43.23
4532 String reduction   2 166 16.56
17
30
4533 Determinant of Banded Matrices   16 32.67
4546 Tobo or not Tobo   2 260 19.54
26
26
4549 Adding Sevens   19 1924 33.14
17
6
4551 Match Maker   1 61 22.40
4552 Adding up Triangles   137 36.30
4555 Einbahnstrasse   2 486 26.43
22
9
4556 Think I will Buy Me a Football Team   30 2173 45.05
7
11
4557 Musical Chairs   23 2474 46.67
9
19
4558 I Speak Whales   182 42.26
17
17
4559 A Day at the Races   122 17.08
4560 The Double HeLiX   147 8849 37.56
12
10
4564 Chop Ahoy! Revisited!   55 2943 50.84
12
14
4565 What is your Logo   3 916 45.94
1
13
4568 Rotating Rings   1 288 29.48
17
17
4569 Let go to the movies   -3 159 18.14
50
34
4574 Riding in cycles   41 24.31
4580 ABCDEF   218 7830 29.23
14
16
4585 Star Wars   1 74 35.09
4586 Texas Trip   68 38.46
4587 Electric Fences   -1 131 32.00
26
26
4588 SETI   125 67.47
4593 Arithmetic sequence   1 64 9.46
34
17
4644 Proving Equivalences   1 194 28.33
17
17
4656 Cross Mountain Climb   1 61 32.84
17
34
4657 Gas Wars   139 35.32
34
17
4658 Help Hemant Verma   1 49 14.77
9
17
4666 Wireless   1 125 36.41
17
17
4667 Gremlins   3 52 28.15
28
34
4669 Cross Mountain Climb Extreme   1 33 23.33
34
50
4672 Yanu in Movie theatre   13 1692 45.06
2
28
4681 Twice   5 281 21.04
24
27
4717 Grid Points in a Triangle   97 46.48
4761 Strategy game   2 39 54.84
9
17
4784 Diophantine equation   2 149 39.96
17
1

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