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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4194 Another Lucky Numbers   4 137 33.56
17
13
4203 Double Queue   1 76 43.72
17
17
4204 Showstopper   1 83 21.90
17
34
4259 Pilots   34 1630 31.91
17
20
4305 Drilling   3 96 17.98
17
34
4415 Power of Integer   1 269 21.86
17
26
4416 Jumping Hands   1 207 66.67
17
17
4429 Spelling Lists   2 176 31.69
17
34
4457 Shopping II   3 147 35.01
17
1
4458 Rainbow   1 34 19.46
17
34
4480 Chaos Strings   14 526 30.00
17
22
4485 MobiZone vs VinaGone   7 319 33.23
17
31
4491 Primes in GCD Table   2 711 34.07
17
26
4525 Digger Octaves   6 372 35.67
17
21
4532 String reduction   2 166 16.62
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   1 123 36.15
17
17
4784 Diophantine equation   2 149 39.96
17
1
4882 Counting in a DAG   6 169 11.96
17
26
5011 Library for Madrid   55 42.17
17
17
5128 Bomb the Bridge   1 36 28.18
17
17
5142 A Pair of Graphs   1 66 56.25
17
17
5152 Brute-force Algorithm EXTREME   2 94 22.03
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
5541 Sequoiadendron   1 61 43.89
17
17
5885 Troops of Sand Monsters   2 107 17.52
17
17
5911 Square-free Integers Factorization   1 20 39.51
17
34
6072 Chocolate   153 21.22
17
34
6170 Homecoming   1 27 30.28
17
34
6187 Jane and Tarzan   6 211 24.37
17
26
6289 Bomberman   208 25.52
17
17
6290 Robbery 2   7 799 32.79
17
13
6299 Move Marbles   1 21 6.37
17
34
6340 ZUMA   6 452 44.05
17
34
6377 Two Array Problem   4 185 27.61
17
26
6478 Hamster Flight 2   2 63 32.91
17
34
6499 Breaking Chocolates   1 98 18.89
17
17
6560 N DIV PHI_N (Hard)   4 164 21.04
17
28
6576 Divide and Conquer   2 56 15.82
17
26
6624 Snowball Game   4 47 30.67
17
26
6681 Point on the side of the rectangle   1 129 43.90
17
17
6700 Make it Smooth   1 69 20.99
17
17
6726 Goldbach graphs   3 30 56.76
17
17
6773 Dinostratus Numbers   1 92 17.79
17
17
6805 Counter attack   3 173 60.53
17
17

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