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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
2172 Ballroom Lights   1 33 33.75
34
17
10089 Locks and Keys   1 17 33.75
34
17
8794 Swimming Jam   2 47 33.74
26
26
15190 MAXIMUM RARITY   6 84 33.74
28
34
405 Tin Cutter   134 33.72
17
17
32947 Ada and Trees   18 189 33.71
13
17
21965 Book Club   1 27 33.71
17
17
31902 Paragliding Trip   1 20 33.71
17
34
5975 Travelling Knight   2 50 33.70
34
34
4052 Game   75 33.70
19545 Black and White beads   1 237 33.70
26
26
7737 Escape   54 33.70
184 Automatic Teller Machines   1 204 33.69
1
1
1418 The Cats and the Mouse   55 2966 33.68
10
12
10815 Finally a Treat   1 291 33.67
6
1
21853 Rivals   23 505 33.67
17
24
31884 RPS Warfare   1 21 33.66
17
17
176 Sum of one-sequence   5 666 33.66
11
27
13399 Rachu   8 1044 33.66
8
10
15627 Create Collections   11 1606 33.64
9
9
6408 Counting Triangles 2   -1 55 33.60
50
50
11372 Blueberries   62 2223 33.56
12
13
9042 HQNP Incomputable   4 45 33.55
1
9
11834 DOJO Corridor II   2 21 33.54
42
34
13809 ISRANK   1 20 33.54
50
50
423 Assignments   242 4697 33.53
18
21
15914 Update Sub-Matrix & Query Sub-Matrix   2 76 33.53
23
28
23842 Professor Farouk Question   17 576 33.52
10
7
4194 Another Lucky Numbers   4 137 33.50
17
13
1461 Greedy Hydra   3 193 33.50
27
30
10507 Cheese-rolling World Cup   54 33.50
2128 K-In-A-Row   6 438 33.50
17
11
33019 Catering Contracts   7 86 33.49
23
27
15553 Hamsters   2 58 33.49
30
30
373 Greedy island   6 509 33.46
26
26
411 Number of quite different words   4 238 33.43
17
27
25131 Largest Odd Divisor   17 1415 33.43
6
7
380 Bullshit Bingo   708 33.43
13090 New Strategy   3 144 33.43
9
9
22776 Balika Vadhu and Alok Nath   61 1189 33.41
14
18
11986 ROMAN NUMERALS   1 142 33.40
9
9
9934 Alice and Bob   1 145 33.39
1
34
3890 Rectangles Counting   174 33.39
36199 Subset with all Digits   18 226 33.39
16
19
12125 Fibonacci With a Square Root   8 149 33.36
30
30
2423 Minimal Triangulations of Graphs   27 33.33
8328 Move the books   27 33.33
9689 Very Boring Homework   15 33.33
9694 Quelling Blade   5 33.33
10074 Genetics   9 33.33

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