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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   297 213428 33.02
4
3
2 Prime Generator   622 78357 15.99
15
13
42 Adding Reversed Numbers   103 75976 48.41
6
4
11 Factorial   174 58020 44.92
6
12
24 Small factorials   153 49392 29.69
15
9
4 Transform the Expression   258 42789 49.20
12
11
297 Aggressive cows   1057 40298 36.11
16
23
7974 What’s Next   51 40067 35.28
2
2
3410 Feynman   120 33888 57.53
4
6
1112 Number Steps   84 33698 43.23
4
4
3442 The last digit   188 29286 26.94
9
8
2123 Candy I   96 28446 44.21
4
5
1025 Fashion Shows   30 27524 46.37
3
3
4300 Rectangles   174 26583 49.92
5
8
346 Bytelandian gold coins   541 25633 25.14
11
12
400 To and Fro   89 23237 55.52
14
7
54 Julka   162 22901 27.43
19
6
394 Alphacode   576 22009 27.22
15
15
1436 Is it a tree   336 20356 35.19
10
10
2148 Candy III   54 20352 25.29
9
5
5 The Next Palindrome   452 19931 10.73
25
18
1437 Longest path in a tree   403 19098 38.92
14
15
1030 Triple Fat Ladies   106 19014 51.74
4
12
95 Street Parade   317 18117 29.00
14
11
902 Hangover   56 17748 62.75
3
3
9948 Will it ever stop   118 17708 43.10
4
9
6256 Inversion Count   529 16772 31.57
16
18
3377 A Bug’s Life   342 15203 27.38
12
13
11814 Eko   170 14703 26.58
13
14
2727 Army Strength   38 14477 41.23
4
4
3375 Stamps   28 13698 41.73
5
3
10509 Cards   78 13365 34.10
4
4
1043 Can you answer these queries I   564 13342 18.48
25
24
6219 Edit distance   305 13077 33.17
12
18
1724 Counting Triangles   69 13021 34.04
7
21
302 Count on Cantor   154 12981 61.33
13
14
11063 AP - Complete The Series (Easy)   47 12966 37.21
3
6
2157 Anti-Blot System   104 12914 45.24
10
5
3923 Philosophers Stone   308 12602 43.45
10
11
3267 D-query   452 12350 27.61
19
23
379 Ambiguous Permutations   70 12294 59.53
4
5
7424 Girls and Boys   91 12218 46.93
4
10
4408 Build a Fence   37 12217 44.78
4
5
1419 A Game with Numbers   118 11954 61.61
3
10
14930 Princess Farida   273 11899 26.97
7
10
4141 Euler Totient Function   144 11439 38.44
8
11
32 A Needle in the Haystack   193 10842 38.17
15
13
1716 Can you answer these queries III   232 10738 42.77
22
21
8002 Horrible Queries   396 10732 29.46
19
18
1021 Aibohphobia   307 10591 36.19
12
17

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