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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   237 146531 33.20
3
3
2 Prime Generator   449 49078 15.57
15
14
42 Adding Reversed Numbers   79 48499 48.77
6
4
11 Factorial   135 39378 45.92
5
12
24 Small factorials   111 32252 30.39
15
9
4 Transform the Expression   186 29849 49.12
12
11
1112 Number Steps   60 24507 44.43
3
4
3410 Feynman   88 24258 60.94
4
6
7974 What’s Next   31 22008 38.37
2
2
2123 Candy I   70 21110 44.78
3
4
1025 Fashion Shows   23 19995 47.72
3
3
346 Bytelandian gold coins   453 19419 26.14
11
12
400 To and Fro   63 18856 56.15
14
7
4300 Rectangles   136 18684 52.00
4
8
3442 The last digit   126 18286 28.56
9
9
54 Julka   129 16345 27.31
19
6
394 Alphacode   429 16022 27.11
14
15
2148 Candy III   55 16000 24.40
9
5
5 The Next Palindrome   364 14576 10.19
25
19
1030 Triple Fat Ladies   83 14345 51.28
4
13
297 Aggressive cows   631 14226 38.43
16
22
902 Hangover   34 13625 63.74
3
3
9948 Will it ever stop   94 12881 44.28
5
9
95 Street Parade   233 12642 31.27
13
11
1436 Is it a tree   251 12162 34.17
11
10
2157 Anti-Blot System   86 11492 44.63
10
6
3375 Stamps   25 11439 42.17
5
3
2727 Army Strength   37 11242 42.27
3
4
6256 Inversion Count   382 11087 32.31
16
18
302 Count on Cantor   134 10961 63.27
13
14
1437 Longest path in a tree   283 10637 39.08
14
15
379 Ambiguous Permutations   67 10551 59.91
4
6
6219 Edit distance   234 10528 34.68
12
17
11063 AP - Complete The Series (Easy)   30 10312 38.40
3
5
1724 Counting Triangles   57 10147 33.03
6
21
4408 Build a Fence   30 9920 45.89
4
4
3923 Philosophers Stone   238 9769 45.46
10
10
7424 Girls and Boys   71 9373 47.76
4
10
10509 Cards   51 9339 35.34
3
4
1419 A Game with Numbers   82 8915 62.20
2
10
1043 Can you answer these queries I   426 8539 19.67
24
24
14930 Princess Farida   208 8385 29.37
7
10
1021 Aibohphobia   226 8157 35.65
11
16
7742 Onotole needs your help   120 7948 38.61
4
12
3377 A Bug’s Life   207 7839 27.06
13
13
7406 Beehive Numbers   30 7804 58.34
4
9
8002 Horrible Queries   309 7787 29.27
20
19
4141 Euler Totient Function   102 7673 37.46
8
12
7733 Happy Numbers I   69 7566 54.32
8
8
328 Bishops   71 7494 31.42
14
6

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