list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9070 Lightning Conductor   3 458 29.58
9
17
9076 Hablu and Bablu   1 158 18.90
12
17
9081 Snail family problems   2 81 24.05
34
17
9097 Derangements HARD   1 81 50.83
1
17
9098 Long Common Subsequence   2 190 35.96
34
17
9104 Match the words   3 410 50.04
9
17
9117 Faculty Dividing Powers   11 369 22.52
17
17
9137 Pyramid Sums   92 34.78
34
17
9219 Nikhil Problem   2 223 46.31
17
17
9242 B Beware, the end of the world   1 31 24.63
17
17
9255 Publication   3 38 61.63
23
17
9260 Perfect Road   12 16.55
17
17
9334 Point in tetrahedron   2 139 57.37
9
17
9340 Arbitrage   37 1797 39.22
12
17
9386 Re-Arrange II   9 269 44.27
21
17
9430 The game of 31   160 38.72
6
17
9505 Distinct Subtrees   1 17 20.24
17
17
9512 Bombing   83 22.69
17
17
9527 Department   7 5.15
34
17
9532 Transportation   1 17 25.33
17
17
9636 A Canvas Building   66 19.12
17
17
9643 He is Lazy   2 152 41.34
17
17
9685 Zombie’s Treasure Chest   2 75 13.19
9
17
9686 Yummy Triangular Pizza   468 65.87
26
17
9817 Shortcut   53 26.61
17
17
9832 Matrix inverse   2 85 60.46
12
17
9858 Štef and Barica   2 72 36.68
34
17
9891 Please, go first   212 53.76
26
17
9894 Tichu   2 78 38.41
26
17
9935 Break the Chocolate   15 1641 34.56
4
17
9938 Disney Fastpass   1 33 24.12
17
17
9939 Eliminate the Conflict   1 48 40.53
17
17
9943 Isabella Message   1 67 24.08
17
17
9973 Problem Set Score   4 914 39.50
12
17
10070 Trick or Treat   2 243 67.01
17
17
10079 Stammering Aliens   1 135 31.54
17
17
10089 Locks and Keys   1 17 33.75
34
17
10096 Lights (Extreme)   55 30.25
17
17
10110 Guess the Numbers   123 44.21
17
17
10111 Nonnegative Partial Sums   13 508 29.76
19
17
10128 Treasures and Vikings   -1 78 25.54
17
17
10141 STRAZA   45 46.51
34
17
10229 Save the Students   1 179 25.82
17
17
10240 Circleland   4 709 31.75
13
17
10328 TRIVIADOR   3 170 31.13
13
17
10355 Coin Tosses   2 386 34.02
1
17
10420 Hardware upgrade   1 52 33.65
34
17
10422 Rubiks cube   2 56 49.68
17
17
10452 Caprica Cities   3 161 38.35
26
17
10460 A function over factors   1 97 32.63
1
17

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