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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   304 223400 33.17
4
3
42 Adding Reversed Numbers   103 88145 48.70
6
4
2 Prime Generator   630 83173 16.31
15
14
11 Factorial   175 60681 45.14
6
12
7974 What’s Next   53 51768 35.42
2
2
24 Small factorials   154 51407 29.64
15
9
297 Aggressive cows   1075 47506 35.99
16
23
4 Transform the Expression   258 44365 49.46
12
11
3410 Feynman   122 34528 57.48
4
6
1112 Number Steps   84 34156 43.04
4
4
3442 The last digit   190 30119 26.99
9
8
2123 Candy I   99 29123 44.23
4
5
1025 Fashion Shows   30 27878 46.43
3
3
4300 Rectangles   176 27067 49.75
5
8
346 Bytelandian gold coins   546 26014 25.23
11
12
400 To and Fro   90 23448 55.58
14
7
54 Julka   165 23427 27.55
19
6
394 Alphacode   580 22979 27.42
15
15
1436 Is it a tree   339 21152 35.31
10
10
5 The Next Palindrome   452 20702 10.82
25
18
2148 Candy III   54 20557 25.33
9
5
1437 Longest path in a tree   407 20179 39.55
14
15
1030 Triple Fat Ladies   106 19217 51.73
4
12
95 Street Parade   318 18627 29.08
14
11
6256 Inversion Count   534 18098 32.03
16
18
9948 Will it ever stop   121 17946 43.01
4
9
902 Hangover   57 17908 62.79
3
3
11814 Eko   172 16734 26.94
14
14
3377 A Bug’s Life   343 15921 27.71
12
13
2727 Army Strength   40 14567 41.23
4
4
1043 Can you answer these queries I   569 14329 19.05
25
24
3267 D-query   461 13978 28.59
19
23
3375 Stamps   29 13789 41.72
5
3
10509 Cards   78 13539 34.03
4
4
6219 Edit distance   306 13252 33.14
12
18
1724 Counting Triangles   69 13198 33.99
7
21
302 Count on Cantor   155 13081 61.26
13
14
11063 AP - Complete The Series (Easy)   48 13032 37.13
3
6
2157 Anti-Blot System   104 12967 45.24
10
5
3923 Philosophers Stone   309 12866 43.54
10
11
379 Ambiguous Permutations   71 12377 59.61
4
5
7424 Girls and Boys   91 12347 46.95
4
10
4408 Build a Fence   38 12327 44.81
4
5
14930 Princess Farida   274 12257 26.80
7
10
1716 Can you answer these queries III   236 12141 43.83
22
21
1419 A Game with Numbers   118 12077 61.48
3
10
4141 Euler Totient Function   147 12033 39.03
8
11
32 A Needle in the Haystack   193 11377 38.38
15
14
8002 Horrible Queries   399 11160 29.81
19
18
1021 Aibohphobia   310 10728 36.22
12
17

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