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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9242 B Beware, the end of the world   1 31 24.63
17
17
9260 Perfect Road   12 16.55
17
17
9331 DCD   61 51.22
17
1
9385 Strictly not a Prime   9 363 28.62
17
12
9443 Trial of Doom   1 31 51.52
17
34
9459 Connecting three towns (variation)   1 52 24.66
17
34
9505 Distinct Subtrees   1 17 20.24
17
17
9512 Bombing   83 22.69
17
17
9518 The Time of Day   1 37 24.74
17
34
9529 Maya Calendar   2 216 30.05
17
12
9532 Transportation   1 17 24.05
17
17
9570 Counting binary strings   7 338 53.04
17
24
9636 A Canvas Building   66 19.12
17
17
9641 Factory of Bridges   1 63 25.81
17
34
9643 He is Lazy   2 152 41.34
17
17
9751 Repairing Roads   1 21 11.34
17
34
9761 Dolls   2 103 33.07
17
26
9817 Shortcut   53 26.61
17
17
9860 The Glazier 2   1 38 66.67
17
34
9916 Help Dr Whooves   2 54 51.28
17
34
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
9969 Road Network   1 307 22.14
17
9
9972 The SKey   1 83 16.55
17
26
10070 Trick or Treat   2 243 67.01
17
17
10072 Lights   1 60 47.17
17
34
10079 Stammering Aliens   1 142 31.84
17
17
10096 Lights (Extreme)   55 30.25
17
17
10110 Guess the Numbers   123 44.21
17
17
10128 Treasures and Vikings   -1 78 25.54
17
17
10229 Save the Students   1 181 25.91
17
17
10283 ALL IZZ WELL   69 3454 31.30
17
14
10422 Rubiks cube   2 56 49.68
17
17
10424 To Poland   3 266 30.61
17
6
10446 Sicrano   4 504 23.54
17
13
10453 Spring Loaded   -2 157 31.09
17
34
10464 Reverse Engineering   4 138 48.42
17
28
10466 Enough of analyzing, let’s play   4 250 44.98
17
24
10510 Sorting Machine   1 25 45.45
17
17
10539 Bunnies   2 34 11.46
17
17
10557 MINI IN DANGER!!!   2 22 44.72
17
9
10572 Cheating on the contest   1 24 6.04
17
34
10573 Problem Offensive Strategy   1 69 24.47
17
17
10579 Desrugenstein   1 116 48.64
17
17
10608 Unique Strings   2 65 47.46
17
17
10623 ZNANSTVENIK   2 253 30.61
17
26
10677 Joseph’s Problem   4 169 51.40
17
30
10699 Symmetry   1 26 36.63
17
34
10732 Trapezoid   2 50 33.23
17
26

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