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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   280 179398 32.40
4
3
2 Prime Generator   583 62723 15.33
15
14
42 Adding Reversed Numbers   98 57848 48.38
6
4
11 Factorial   165 47050 45.02
6
12
24 Small factorials   150 39026 30.04
15
9
4 Transform the Expression   251 36179 48.53
12
11
1112 Number Steps   82 29152 43.39
3
4
3410 Feynman   114 28668 58.79
4
6
297 Aggressive cows   960 26515 35.60
16
23
7974 What’s Next   46 26404 37.30
2
2
2123 Candy I   90 25122 43.73
3
4
1025 Fashion Shows   30 24030 47.12
2
3
3442 The last digit   177 23759 27.70
9
8
346 Bytelandian gold coins   531 23558 24.93
11
12
4300 Rectangles   165 22242 50.20
5
8
400 To and Fro   85 21375 55.77
13
7
394 Alphacode   558 19596 26.49
15
15
54 Julka   157 18931 26.85
19
6
2148 Candy III   56 18236 24.83
9
5
1436 Is it a tree   326 17281 33.77
10
10
5 The Next Palindrome   442 17262 10.43
25
18
1030 Triple Fat Ladies   102 16529 51.66
3
11
95 Street Parade   309 15937 28.95
14
11
1437 Longest path in a tree   388 15784 37.35
14
14
902 Hangover   50 15615 63.05
4
3
9948 Will it ever stop   112 15160 43.08
4
9
6256 Inversion Count   506 14072 31.40
16
18
2727 Army Strength   36 13008 41.87
4
4
3377 A Bug’s Life   324 12833 26.51
12
13
3375 Stamps   22 12776 41.82
5
3
2157 Anti-Blot System   100 12424 45.03
10
5
6219 Edit distance   300 12135 32.99
12
18
302 Count on Cantor   153 11996 61.80
13
14
11063 AP - Complete The Series (Easy)   41 11792 37.69
3
5
379 Ambiguous Permutations   69 11576 59.64
4
5
10509 Cards   71 11483 34.13
3
4
3923 Philosophers Stone   295 11465 43.47
10
11
1724 Counting Triangles   68 11349 33.03
7
21
4408 Build a Fence   36 11130 45.01
4
5
1043 Can you answer these queries I   545 10919 17.08
25
24
7424 Girls and Boys   89 10699 47.11
4
10
14930 Princess Farida   264 10396 27.01
7
10
1419 A Game with Numbers   113 10225 61.45
2
10
4141 Euler Totient Function   134 9949 37.15
8
11
1021 Aibohphobia   296 9807 35.66
12
16
8002 Horrible Queries   375 9681 28.82
20
18
3267 D-query   418 9130 24.89
20
23
5449 Seinfeld   182 9068 40.10
8
11
7742 Onotole needs your help   136 9045 39.81
4
11
1841 Prime Path   322 9011 58.13
19
18

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