list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4409 Circle vs Triangle   1 59 19.63
4410 Repair the Door   58 22.49
4411 Counting Expressions   29 41.33
4412 Factorization, Factorization, Factorization   1 53 40.91
4413 Gem   3 97 40.12
23
12
4414 Highway   53 21.80
4415 Power of Integer   1 274 21.99
17
26
4416 Jumping Hands   1 207 66.12
17
17
4420 Counting Graphs   71 36.67
4421 Irreducible polynomials over GF2   62 17.88
4429 Spelling Lists   2 188 32.11
17
34
4452 Simple Arithmetics II   55 7471 42.41
11
5
4453 Bouncing Balls II   223 27.74
4454 Brackets II   8 414 36.06
26
24
4455 Going to the Movies   87 36.33
4456 Jumbo Airlines   2 74 39.18
34
34
4457 Shopping II   3 147 35.01
17
1
4458 Rainbow   2 36 19.52
34
42
4459 Muzidabutur   33 26.32
4461 A Famous Airport Manager   24 16.36
4465 The Ant   17 739 25.82
20
15
4477 Flower growing   113 22.63
4478 Counting Expressions II   14 33.33
4480 Chaos Strings   14 530 30.07
17
22
4483 Roads Repair   7 180 32.64
20
23
4485 MobiZone vs VinaGone   7 329 33.60
17
31
4487 Can you answer these queries VI   26 1327 23.33
34
28
4491 Primes in GCD Table   2 789 35.64
17
26
4523 Binomial Coefficients   207 41.27
23
12
4525 Digger Octaves   6 380 35.72
17
21
4528 Frog Wrestling   65 42.04
4532 String reduction   2 166 16.56
17
30
4533 Determinant of Banded Matrices   19 32.74
4546 Tobo or not Tobo   2 264 19.53
26
26
4549 Adding Sevens   19 1926 33.16
17
6
4551 Match Maker   1 61 22.40
4552 Adding up Triangles   137 35.82
4555 Einbahnstrasse   2 487 26.49
22
9
4556 Think I will Buy Me a Football Team   30 2183 45.12
7
11
4557 Musical Chairs   23 2478 46.70
9
19
4558 I Speak Whales   182 42.26
17
17
4559 A Day at the Races   124 17.17
4560 The Double HeLiX   147 8910 37.56
11
10
4564 Chop Ahoy! Revisited!   55 2947 50.87
12
14
4565 What is your Logo   3 918 45.96
1
13
4568 Rotating Rings   1 292 29.47
17
17
4569 Let go to the movies   -3 159 18.11
50
34
4574 Riding in cycles   42 24.41
4580 ABCDEF   218 7862 29.26
14
16
4585 Star Wars   1 74 34.96

Most popular tags