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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
345 Mixtures   254 8711 36.48
17
21
4560 The Double HeLiX   146 8770 37.57
12
10
97 Party Schedule   250 8791 36.12
14
16
9861 Hotels Along the Croatian Coast   210 8837 41.59
10
12
328 Bishops   82 8906 32.03
14
7
7406 Beehive Numbers   38 9164 58.87
5
9
10582 subarrays   215 9238 34.31
11
13
206 Bitmap   245 9311 27.93
15
16
7733 Happy Numbers I   89 9333 53.37
8
8
5449 Seinfeld   188 9502 40.07
8
11
7742 Onotole needs your help   138 10038 41.00
4
11
1841 Prime Path   336 10342 57.89
19
18
1021 Aibohphobia   307 10576 36.17
12
17
1716 Can you answer these queries III   232 10679 42.73
22
21
8002 Horrible Queries   396 10701 29.44
19
18
32 A Needle in the Haystack   192 10801 38.18
15
13
4141 Euler Totient Function   144 11414 38.40
8
11
14930 Princess Farida   273 11824 26.97
7
10
1419 A Game with Numbers   118 11948 61.63
3
10
7424 Girls and Boys   91 12213 46.96
4
10
4408 Build a Fence   37 12215 44.79
4
5
3267 D-query   450 12274 27.57
19
23
379 Ambiguous Permutations   70 12290 59.53
4
5
3923 Philosophers Stone   308 12558 43.45
10
11
2157 Anti-Blot System   104 12911 45.25
10
5
11063 AP - Complete The Series (Easy)   47 12960 37.23
3
6
302 Count on Cantor   154 12973 61.34
13
14
1724 Counting Triangles   69 13011 34.03
7
21
6219 Edit distance   306 13065 33.16
12
18
1043 Can you answer these queries I   564 13287 18.45
25
24
10509 Cards   78 13351 34.10
4
4
3375 Stamps   28 13679 41.74
5
3
2727 Army Strength   38 14470 41.25
4
4
11814 Eko   170 14573 26.54
13
14
3377 A Bug’s Life   342 15159 27.33
12
13
6256 Inversion Count   528 16697 31.55
16
18
9948 Will it ever stop   118 17695 43.12
4
9
902 Hangover   56 17739 62.74
3
3
95 Street Parade   317 18041 28.94
14
11
1030 Triple Fat Ladies   106 18997 51.76
4
12
1437 Longest path in a tree   403 19009 38.86
14
15
5 The Next Palindrome   451 19907 10.74
25
18
1436 Is it a tree   336 20308 35.17
10
10
2148 Candy III   54 20339 25.29
9
5
394 Alphacode   575 21957 27.20
15
15
54 Julka   161 22865 27.43
19
6
400 To and Fro   89 23222 55.54
14
7
346 Bytelandian gold coins   541 25546 25.11
11
12
4300 Rectangles   174 26550 49.93
5
8
1025 Fashion Shows   30 27488 46.37
3
3

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