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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   297 213043 33.01
4
3
2 Prime Generator   621 78166 15.98
15
13
42 Adding Reversed Numbers   103 75834 48.42
6
4
11 Factorial   174 57918 44.92
6
12
24 Small factorials   153 49292 29.70
15
9
4 Transform the Expression   258 42716 49.19
12
11
7974 What’s Next   51 39960 35.30
2
2
297 Aggressive cows   1056 39931 36.10
16
23
3410 Feynman   120 33844 57.52
4
6
1112 Number Steps   84 33680 43.24
4
4
3442 The last digit   188 29238 26.95
9
8
2123 Candy I   95 28423 44.19
3
4
1025 Fashion Shows   30 27492 46.37
3
3
4300 Rectangles   174 26554 49.93
5
8
346 Bytelandian gold coins   541 25612 25.14
11
12
400 To and Fro   89 23225 55.54
14
7
54 Julka   161 22870 27.42
19
6
394 Alphacode   576 21978 27.22
15
15
2148 Candy III   54 20340 25.29
9
5
1436 Is it a tree   336 20325 35.18
10
10
5 The Next Palindrome   452 19910 10.73
25
18
1437 Longest path in a tree   403 19033 38.87
14
15
1030 Triple Fat Ladies   106 19006 51.75
4
12
95 Street Parade   317 18081 28.97
14
11
902 Hangover   56 17741 62.74
3
3
9948 Will it ever stop   118 17697 43.12
4
9
6256 Inversion Count   529 16715 31.56
16
18
3377 A Bug’s Life   342 15173 27.34
12
13
11814 Eko   170 14601 26.54
13
14
2727 Army Strength   38 14473 41.25
4
4
3375 Stamps   28 13682 41.74
5
3
10509 Cards   78 13355 34.09
4
4
1043 Can you answer these queries I   564 13304 18.46
25
24
6219 Edit distance   306 13069 33.17
12
18
1724 Counting Triangles   69 13013 34.03
7
21
302 Count on Cantor   154 12975 61.34
13
14
11063 AP - Complete The Series (Easy)   47 12966 37.22
3
6
2157 Anti-Blot System   104 12913 45.25
10
5
3923 Philosophers Stone   308 12563 43.44
10
11
3267 D-query   452 12296 27.58
19
23
379 Ambiguous Permutations   70 12291 59.53
4
5
4408 Build a Fence   37 12217 44.79
4
5
7424 Girls and Boys   91 12215 46.95
4
10
1419 A Game with Numbers   118 11949 61.62
3
10
14930 Princess Farida   273 11885 26.96
7
10
4141 Euler Totient Function   144 11420 38.41
8
11
32 A Needle in the Haystack   192 10808 38.17
15
13
8002 Horrible Queries   396 10706 29.44
19
18
1716 Can you answer these queries III   232 10705 42.75
22
21
1021 Aibohphobia   307 10580 36.17
12
17

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