list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   257 156204 33.30
3
3
2 Prime Generator   481 52623 15.57
15
14
42 Adding Reversed Numbers   85 50986 48.94
6
4
11 Factorial   145 41391 45.85
5
12
24 Small factorials   129 33849 30.25
15
9
4 Transform the Expression   212 31601 49.20
11
11
1112 Number Steps   67 25739 44.16
3
4
3410 Feynman   104 25355 60.63
4
6
7974 What’s Next   37 23055 38.29
2
2
2123 Candy I   73 22104 44.64
3
4
1025 Fashion Shows   24 20924 47.77
3
3
346 Bytelandian gold coins   485 20696 25.86
11
12
4300 Rectangles   149 19533 51.90
4
8
400 To and Fro   71 19502 55.99
14
7
3442 The last digit   145 19313 28.47
9
9
394 Alphacode   478 17089 26.97
14
15
54 Julka   137 16850 27.24
19
6
2148 Candy III   57 16562 24.50
9
5
297 Aggressive cows   721 16096 37.72
16
22
5 The Next Palindrome   395 15275 10.23
25
19
1030 Triple Fat Ladies   91 14761 51.38
4
12
902 Hangover   41 14130 63.32
3
3
95 Street Parade   263 13720 30.78
13
11
9948 Will it ever stop   106 13404 44.12
5
9
1436 Is it a tree   273 13008 34.44
10
10
6256 Inversion Count   424 11799 32.51
16
18
3375 Stamps   24 11781 42.06
5
3
2157 Anti-Blot System   91 11729 44.75
10
6
2727 Army Strength   40 11722 42.12
3
4
1437 Longest path in a tree   315 11526 39.65
14
15
302 Count on Cantor   142 11183 63.17
13
14
6219 Edit distance   256 10990 34.75
12
17
379 Ambiguous Permutations   69 10796 60.03
4
6
11063 AP - Complete The Series (Easy)   35 10651 38.11
3
5
1724 Counting Triangles   62 10360 32.92
7
20
3923 Philosophers Stone   262 10323 45.57
10
10
4408 Build a Fence   32 10162 45.88
4
5
10509 Cards   56 9881 34.63
3
4
7424 Girls and Boys   78 9673 47.78
4
10
1043 Can you answer these queries I   482 9226 20.09
25
24
1419 A Game with Numbers   92 9148 62.14
2
10
14930 Princess Farida   231 8979 29.03
7
10
3377 A Bug’s Life   245 8775 27.54
13
13
1021 Aibohphobia   250 8609 35.78
11
16
8002 Horrible Queries   342 8514 29.98
20
18
4141 Euler Totient Function   118 8251 37.96
8
12
7742 Onotole needs your help   128 8178 38.78
4
12
7406 Beehive Numbers   29 8004 58.38
4
9
5449 Seinfeld   145 7866 41.68
8
10
7733 Happy Numbers I   77 7805 54.31
8
8

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