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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   302 221106 33.14
4
3
42 Adding Reversed Numbers   103 84074 48.50
6
4
2 Prime Generator   628 82022 16.22
15
13
11 Factorial   175 60049 45.04
6
12
24 Small factorials   154 51013 29.60
15
9
7974 What’s Next   52 47758 35.25
2
2
297 Aggressive cows   1073 46400 35.92
16
23
4 Transform the Expression   258 43995 49.36
12
11
3410 Feynman   122 34435 57.48
4
6
1112 Number Steps   84 34084 43.04
4
4
3442 The last digit   190 29883 26.93
9
8
2123 Candy I   99 29037 44.20
4
5
1025 Fashion Shows   30 27799 46.40
3
3
4300 Rectangles   176 26972 49.76
5
8
346 Bytelandian gold coins   544 25884 25.19
11
12
400 To and Fro   90 23402 55.57
14
7
54 Julka   163 23325 27.50
19
6
394 Alphacode   581 22637 27.34
15
15
1436 Is it a tree   338 20878 35.24
10
10
2148 Candy III   54 20511 25.32
9
5
5 The Next Palindrome   452 20449 10.75
25
18
1437 Longest path in a tree   407 19934 39.41
14
15
1030 Triple Fat Ladies   106 19178 51.78
4
12
95 Street Parade   318 18487 29.06
14
11
9948 Will it ever stop   120 17914 42.99
4
9
902 Hangover   57 17885 62.80
3
3
6256 Inversion Count   533 17710 31.89
16
18
11814 Eko   172 16213 26.81
14
14
3377 A Bug’s Life   342 15682 27.57
12
13
2727 Army Strength   39 14546 41.23
4
4
1043 Can you answer these queries I   567 14096 18.92
25
24
3375 Stamps   29 13770 41.70
5
3
10509 Cards   78 13512 34.01
4
4
3267 D-query   459 13486 28.32
19
23
6219 Edit distance   305 13192 33.12
12
18
1724 Counting Triangles   69 13163 34.00
7
21
302 Count on Cantor   155 13054 61.25
13
14
11063 AP - Complete The Series (Easy)   48 13018 37.15
3
6
2157 Anti-Blot System   104 12954 45.23
10
5
3923 Philosophers Stone   309 12775 43.50
10
11
379 Ambiguous Permutations   71 12362 59.59
4
5
7424 Girls and Boys   91 12322 46.95
4
10
4408 Build a Fence   38 12307 44.80
4
5
14930 Princess Farida   274 12125 26.91
7
10
1419 A Game with Numbers   118 12065 61.54
3
10
4141 Euler Totient Function   147 11860 38.82
8
11
1716 Can you answer these queries III   236 11766 43.53
22
21
32 A Needle in the Haystack   193 11241 38.32
15
14
8002 Horrible Queries   398 11037 29.76
19
18
1021 Aibohphobia   310 10686 36.20
12
17

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