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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   297 213374 33.02
4
3
2 Prime Generator   622 78324 15.99
15
13
42 Adding Reversed Numbers   103 75924 48.42
6
4
11 Factorial   174 58009 44.92
6
12
24 Small factorials   153 49381 29.69
15
9
4 Transform the Expression   258 42785 49.20
12
11
297 Aggressive cows   1057 40248 36.11
16
23
7974 What’s Next   51 40008 35.30
2
2
3410 Feynman   120 33883 57.53
4
6
1112 Number Steps   84 33695 43.23
4
4
3442 The last digit   188 29278 26.94
9
8
2123 Candy I   96 28445 44.21
4
5
1025 Fashion Shows   30 27519 46.36
3
3
4300 Rectangles   174 26581 49.92
5
8
346 Bytelandian gold coins   541 25630 25.14
11
12
400 To and Fro   89 23236 55.52
14
7
54 Julka   162 22897 27.43
19
6
394 Alphacode   576 22003 27.22
15
15
1436 Is it a tree   336 20349 35.19
10
10
2148 Candy III   54 20349 25.29
9
5
5 The Next Palindrome   452 19928 10.73
25
18
1437 Longest path in a tree   403 19089 38.91
14
15
1030 Triple Fat Ladies   106 19013 51.74
4
12
95 Street Parade   317 18116 28.98
14
11
902 Hangover   56 17748 62.75
3
3
9948 Will it ever stop   118 17707 43.10
4
9
6256 Inversion Count   529 16752 31.56
16
18
3377 A Bug’s Life   342 15198 27.37
12
13
11814 Eko   170 14692 26.58
13
14
2727 Army Strength   38 14477 41.23
4
4
3375 Stamps   28 13698 41.73
5
3
10509 Cards   78 13364 34.09
4
4
1043 Can you answer these queries I   564 13332 18.47
25
24
6219 Edit distance   305 13075 33.17
12
18
1724 Counting Triangles   69 13018 34.03
7
21
302 Count on Cantor   154 12980 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 12598 43.45
10
11
3267 D-query   452 12345 27.61
19
23
379 Ambiguous Permutations   70 12294 59.53
4
5
7424 Girls and Boys   91 12218 46.94
4
10
4408 Build a Fence   37 12217 44.78
4
5
1419 A Game with Numbers   118 11953 61.61
3
10
14930 Princess Farida   273 11898 26.97
7
10
4141 Euler Totient Function   144 11436 38.43
8
11
32 A Needle in the Haystack   193 10839 38.17
15
13
1716 Can you answer these queries III   232 10736 42.75
22
21
8002 Horrible Queries   396 10731 29.47
19
18
1021 Aibohphobia   307 10588 36.19
12
17

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