list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   295 212539 33.01
4
3
2 Prime Generator   620 77951 15.97
15
13
42 Adding Reversed Numbers   103 75518 48.44
6
4
11 Factorial   173 57806 44.91
6
12
24 Small factorials   153 49201 29.71
15
9
4 Transform the Expression   257 42627 49.17
12
11
297 Aggressive cows   1054 39706 36.09
16
23
7974 What’s Next   51 39660 35.37
2
2
3410 Feynman   120 33818 57.53
4
6
1112 Number Steps   84 33662 43.25
4
4
3442 The last digit   188 29192 26.95
9
8
2123 Candy I   95 28413 44.19
3
4
1025 Fashion Shows   30 27481 46.38
3
3
4300 Rectangles   174 26540 49.94
5
8
346 Bytelandian gold coins   541 25521 25.10
11
12
400 To and Fro   89 23215 55.55
14
7
54 Julka   161 22851 27.43
19
6
394 Alphacode   574 21920 27.18
15
15
2148 Candy III   54 20336 25.29
9
5
1436 Is it a tree   336 20274 35.16
10
10
5 The Next Palindrome   451 19895 10.74
25
18
1030 Triple Fat Ladies   106 18993 51.77
4
12
1437 Longest path in a tree   403 18971 38.85
14
15
95 Street Parade   317 17983 28.96
14
11
902 Hangover   56 17735 62.75
3
3
9948 Will it ever stop   118 17690 43.12
4
9
6256 Inversion Count   527 16663 31.54
16
18
3377 A Bug’s Life   341 15125 27.33
12
13
11814 Eko   171 14517 26.55
13
14
2727 Army Strength   38 14469 41.25
4
4
3375 Stamps   28 13674 41.73
5
3
10509 Cards   78 13346 34.12
4
4
1043 Can you answer these queries I   564 13259 18.44
25
24
6219 Edit distance   306 13057 33.17
12
18
1724 Counting Triangles   69 13005 34.03
7
21
302 Count on Cantor   154 12973 61.34
13
14
11063 AP - Complete The Series (Easy)   47 12956 37.22
3
6
2157 Anti-Blot System   104 12908 45.24
10
5
3923 Philosophers Stone   308 12547 43.45
10
11
379 Ambiguous Permutations   70 12286 59.54
4
5
4408 Build a Fence   37 12215 44.80
4
5
7424 Girls and Boys   91 12209 46.95
4
10
3267 D-query   450 12202 27.53
19
23
1419 A Game with Numbers   118 11946 61.64
3
10
14930 Princess Farida   273 11806 26.98
7
10
4141 Euler Totient Function   144 11395 38.38
8
11
32 A Needle in the Haystack   192 10782 38.17
15
13
8002 Horrible Queries   395 10688 29.43
19
18
1716 Can you answer these queries III   232 10634 42.71
22
21
1021 Aibohphobia   306 10569 36.17
12
17

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