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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
3385 Yoda Goes Palindromic !   3 581 30.42
17
17
3388 Double Near Palindromes   1 448 34.01
17
17
3459 SkyScrapers   3 358 38.62
17
17
3476 Deposit   2 232 38.86
17
21
3488 The Top-Code   1 55 20.32
17
34
3565 Choosing Gloves   3 84 22.88
17
34
3577 Parity   3 77 19.52
17
34
3591 Patting Heads   3 648 35.21
17
17
3644 Winning Strategy   1 35 38.33
17
50
3754 MAJMUN   1 72 44.29
17
17
3831 Lubenica   1 199 42.06
17
17
3832 Kruska   4 104 45.79
17
17
3897 Convex Polygons   2 119 30.29
17
34
3899 Finding Fractions   1 166 29.25
17
34
3912 Color a tree   1 215 26.93
17
34
3915 Star Polygon or Not   1 38 55.06
17
17
3920 Lucius Dungeon   17 1741 38.72
17
12
3970 Convert to Decimal Base System   53 38.60
17
17
3974 Another Tree Problem   7 645 32.53
17
23
4000 GALLUP   1 64 44.44
17
34
4036 Cuckoo Hashing   3 151 27.58
17
6
4194 Another Lucky Numbers   4 137 33.50
17
13
4203 Double Queue   1 76 42.86
17
17
4204 Showstopper   1 83 21.90
17
34
4259 Pilots   34 1652 31.89
17
20
4305 Drilling   3 100 17.99
17
34
4415 Power of Integer   1 269 21.86
17
26
4416 Jumping Hands   1 207 66.67
17
17
4429 Spelling Lists   2 178 31.84
17
34
4457 Shopping II   3 147 35.01
17
1
4458 Rainbow   1 34 19.46
17
34
4480 Chaos Strings   14 527 30.00
17
22
4485 MobiZone vs VinaGone   7 322 33.31
17
31
4491 Primes in GCD Table   2 729 34.44
17
26
4525 Digger Octaves   6 379 35.78
17
21
4532 String reduction   2 166 16.56
17
30
4558 I Speak Whales   182 42.26
17
17
4568 Rotating Rings   1 288 29.48
17
17
4644 Proving Equivalences   1 194 28.33
17
17
4656 Cross Mountain Climb   1 60 32.74
17
34
4666 Wireless   1 125 36.41
17
17
4784 Diophantine equation   2 149 39.96
17
1
4882 Counting in a DAG   6 170 11.96
17
26
5011 Library for Madrid   55 42.17
17
17
5128 Bomb the Bridge   1 38 28.57
17
17
5142 A Pair of Graphs   1 68 54.35
17
17
5152 Brute-force Algorithm EXTREME   2 95 22.14
17
28
5317 Tetravex Puzzle   1 279 46.06
17
9
5452 Hop Do not Walk   2 144 35.29
17
17
5453 Air Strike   2 175 23.63
17
17

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