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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
34373 Clickbait   8 25 33.93
32
19
36342 Lasertag   2 11 33.93
34
17
34314 Spaceships in Space   2 21 33.94
17
9
12319 hai jolly jolly jolly   3 1273 33.95
9
9
14883 Box Factory   15 33.96
15620 Postering   16 735 33.96
16
21
7680 Electrical Engineering   17 33.97
11756 Teaming up for the competition   1 35 33.99
50
50
1724 Counting Triangles   69 13198 33.99
7
21
4407 Counting Arborescence   101 34.02
10509 Cards   78 13539 34.03
4
4
13977 Thousands ByteMan March   3 24 34.03
34
34
83 Bundling   1 57 34.04
17
17
12398 Johnny Listens to Music   89 34.04
15092 A Kleene Implementation   5 34.04
36532 Friendship   4 22 34.04
34
17
19 The Bytelandian Cryptographer (Act III)   1 129 34.05
17
26
10355 Coin Tosses   2 398 34.06
1
17
36413 Two Sum Query   4 66 34.07
17
23
1420 Geometry and a Square   1 276 34.08
9
17
8558 Linear Equation Solver   2 22 34.09
17
34
13809 ISRANK   1 22 34.09
50
50
1874 Burrows Wheeler Precompression   1 427 34.11
17
26
14946 Travelling Santa   56 34.11
9
9
4186 Break a New RSA system   1 138 34.12
20849 Interesting queries   3 46 34.12
34
34
4273 Train TimeTable   7 426 34.14
14
8
3639 Lucky Numbers   7 733 34.15
13
9
11772 Negative Score   67 3451 34.17
10
11
28462 New TAP   1 40 34.18
17
17
184 Automatic Teller Machines   1 212 34.19
1
1
36387 Honest Rectangle   1 23 34.19
17
34
32857 Angry Siam   4 62 34.21
30
30
3388 Double Near Palindromes   1 456 34.21
17
17
1702 Cleaning Robot   45 1593 34.22
27
19
1963 Image Projections   109 34.26
408 Jill Rides Again   2 971 34.26
9
9
28600 One Punch Man   4 70 34.27
17
17
11374 Database   11 2101 34.28
6
6
31280 Ada and Zoo   1 36 34.29
17
34
24258 Fata7y Ya Warda!   14 145 34.30
20
17
33019 Catering Contracts   7 93 34.31
23
27
4110 Fast Maximum Flow   48 3061 34.31
25
22
8335 Counting the teams   1 30 34.31
34
50
7259 Light Switching   102 4696 34.33
16
15
2450 Counting Rabbits   9 1240 34.35
10
12
7737 Escape   57 34.36
10582 subarrays   215 9569 34.36
11
13
1435 Vertex Cover   129 4159 34.36
15
18
32899 Mean of array   20 235 34.37
15
18

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